Personal
/
cops
1
0
Fork 0
Code Issues 0 Pull Requests 0 Releases 0 Wiki Activity
Calibre OPDS (and HTML) PHP Server : web-based light alternative to Calibre content server / Calibre2OPDS to serve ebooks (epub, mobi, pdf, ...) http://blog.slucas.fr/en/oss/calibre-opds-php-server
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
490 Commits
1 Branch
5.4MB
Tree: 3ca1d1d3df
Branches Tags
${ item.name }
Create branch ${ searchTerm }
from '3ca1d1d3df'
${ noResults }
cops/base.php

867 lines
29KB
Raw Blame History 

  1. <?php

  2. /**

  3.  * COPS (Calibre OPDS PHP Server) class file

  4.  *

  5.  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)

  6.  * @author     Sébastien Lucas <sebastien@slucas.fr>

  7.  */

  8. 

  9. define ("VERSION", "0.5.1");

  10. define ("DB", "db");

  11. date_default_timezone_set($config['default_timezone']);

  12.  

  13. function getURLParam ($name, $default = NULL) {

  14.     if (!empty ($_GET) && isset($_GET[$name]) && $_GET[$name] != "") {

  15.         return $_GET[$name];

  16.     }

  17.     return $default;

  18. }

  19. 

  20. function getCurrentOption ($option) {

  21.     global $config;

  22.     if (isset($_COOKIE[$option])) {

  23.         return $_COOKIE[$option];

  24.     }

  25.     if ($option == "style") {

  26.         return "default";

  27.     }

  28.     

  29.     if (isset($config ["cops_" . $option])) {

  30.         return $config ["cops_" . $option];

  31.     }

  32.     

  33.     return "";

  34. }

  35. 

  36. function getCurrentCss () {

  37.     return "styles/style-" . getCurrentOption ("style") . ".css";

  38. }

  39. 

  40. function getUrlWithVersion ($url) {

  41.     return $url . "?v=" . VERSION;

  42. }

  43. 

  44. function xml2xhtml($xml) {

  45.     return preg_replace_callback('#<(\w+)([^>]*)\s*/>#s', create_function('$m', '

  46.         $xhtml_tags = array("br", "hr", "input", "frame", "img", "area", "link", "col", "base", "basefont", "param");

  47.         return in_array($m[1], $xhtml_tags) ? "<$m[1]$m[2] />" : "<$m[1]$m[2]></$m[1]>";

  48.     '), $xml);

  49. }

  50. 

  51. function display_xml_error($error)

  52. {

  53.     $return .= str_repeat('-', $error->column) . "^\n";

  54. 

  55.     switch ($error->level) {

  56.         case LIBXML_ERR_WARNING:

  57.             $return .= "Warning $error->code: ";

  58.             break;

  59.          case LIBXML_ERR_ERROR:

  60.             $return .= "Error $error->code: ";

  61.             break;

  62.         case LIBXML_ERR_FATAL:

  63.             $return .= "Fatal Error $error->code: ";

  64.             break;

  65.     }

  66. 

  67.     $return .= trim($error->message) .

  68.                "\n  Line: $error->line" .

  69.                "\n  Column: $error->column";

  70. 

  71.     if ($error->file) {

  72.         $return .= "\n  File: $error->file";

  73.     }

  74. 

  75.     return "$return\n\n--------------------------------------------\n\n";

  76. }

  77. 

  78. function are_libxml_errors_ok ()

  79. {

  80.     $errors = libxml_get_errors();

  81.     

  82.     foreach ($errors as $error) {

  83.         if ($error->code == 801) return false;

  84.     }

  85.     return true;

  86. }

  87. 

  88. function html2xhtml ($html) {

  89.     $doc = new DOMDocument();

  90.     libxml_use_internal_errors(true);

  91.     

  92.     $doc->loadHTML('<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body>' . 

  93.                         $html  . '</body></html>'); // Load the HTML

  94.     $output = $doc->saveXML($doc->documentElement); // Transform to an Ansi xml stream

  95.     $output = xml2xhtml($output);

  96.     if (preg_match ('#<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></meta></head><body>(.*)</body></html>#ms', $output, $matches)) {

  97.         $output = $matches [1]; // Remove <html><body>

  98.     }

  99.     /* 

  100.     // In case of error with summary, use it to debug

  101.     $errors = libxml_get_errors();

  102. 

  103.     foreach ($errors as $error) {

  104.         $output .= display_xml_error($error);

  105.     }

  106.     */

  107.     

  108.     if (!are_libxml_errors_ok ()) $output = "HTML code not valid.";

  109.     

  110.     libxml_use_internal_errors(false);

  111.     return $output;

  112. }

  113. 

  114. /**

  115.  * This method is a direct copy-paste from

  116.  * http://tmont.com/blargh/2010/1/string-format-in-php

  117.  */

  118. function str_format($format) {

  119.     $args = func_get_args();

  120.     $format = array_shift($args);

  121.     

  122.     preg_match_all('/(?=\{)\{(\d+)\}(?!\})/', $format, $matches, PREG_OFFSET_CAPTURE);

  123.     $offset = 0;

  124.     foreach ($matches[1] as $data) {

  125.         $i = $data[0];

  126.         $format = substr_replace($format, @$args[$i], $offset + $data[1] - 1, 2 + strlen($i));

  127.         $offset += strlen(@$args[$i]) - 2 - strlen($i);

  128.     }

  129.     

  130.     return $format;

  131. }

  132. 

  133. /**

  134.  * This method is based on this page

  135.  * http://www.mind-it.info/2010/02/22/a-simple-approach-to-localization-in-php/

  136.  */

  137. function localize($phrase, $count=-1) {

  138.     if ($count == 0)

  139.         $phrase .= ".none";

  140.     if ($count == 1)

  141.         $phrase .= ".one";

  142.     if ($count > 1)

  143.         $phrase .= ".many";

  144. 

  145.     /* Static keyword is used to ensure the file is loaded only once */

  146.     static $translations = NULL;

  147.     /* If no instance of $translations has occured load the language file */

  148.     if (is_null($translations)) {

  149.         $lang = "en";

  150.         if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE']))

  151.         {

  152.             $lang = substr($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);

  153.         }

  154.         $lang_file_en = NULL;

  155.         $lang_file = 'lang/Localization_' . $lang . '.json';

  156.         if (!file_exists($lang_file)) {

  157.             $lang_file = 'lang/' . 'Localization_en.json';

  158.         }

  159.         elseif ($lang != "en") {

  160.             $lang_file_en = 'lang/' . 'Localization_en.json';

  161.         }

  162.         $lang_file_content = file_get_contents($lang_file);

  163.         /* Load the language file as a JSON object and transform it into an associative array */

  164.         $translations = json_decode($lang_file_content, true);

  165.         if ($lang_file_en)

  166.         {

  167.             $lang_file_content = file_get_contents($lang_file_en);

  168.             $translations_en = json_decode($lang_file_content, true);

  169.             $translations = array_merge ($translations_en, $translations);

  170.         }

  171.     }

  172.     return $translations[$phrase];

  173. }

  174. 

  175. function addURLParameter($urlParams, $paramName, $paramValue) {

  176.     $start = "";

  177.     if (preg_match ("#^\?(.*)#", $urlParams, $matches)) {

  178.         $start = "?";

  179.         $urlParams = $matches[1];

  180.     }

  181.     $params = array();

  182.     parse_str($urlParams, $params);

  183.     if (empty ($paramValue) && $paramValue != 0) {

  184.         unset ($params[$paramName]);

  185.     } else {

  186.         $params[$paramName] = $paramValue;   

  187.     }

  188.     return $start . http_build_query($params);

  189. }

  190. 

  191. class Link

  192. {

  193.     const OPDS_THUMBNAIL_TYPE = "http://opds-spec.org/image/thumbnail";

  194.     const OPDS_IMAGE_TYPE = "http://opds-spec.org/image";

  195.     const OPDS_ACQUISITION_TYPE = "http://opds-spec.org/acquisition";

  196.     const OPDS_NAVIGATION_TYPE = "application/atom+xml;profile=opds-catalog;kind=navigation";

  197.     const OPDS_PAGING_TYPE = "application/atom+xml;profile=opds-catalog;kind=acquisition";

  198.     

  199.     public $href;

  200.     public $type;

  201.     public $rel;

  202.     public $title;

  203.     public $facetGroup;

  204.     public $activeFacet;

  205.     

  206.     public function __construct($phref, $ptype, $prel = NULL, $ptitle = NULL, $pfacetGroup = NULL, $pactiveFacet = FALSE) {

  207.         $this->href = $phref;

  208.         $this->type = $ptype;

  209.         $this->rel = $prel;

  210.         $this->title = $ptitle;

  211.         $this->facetGroup = $pfacetGroup;

  212.         $this->activeFacet = $pactiveFacet;

  213.     }

  214.     

  215.     public function hrefXhtml () {

  216.         return $this->href;

  217.     }

  218. }

  219. 

  220. class LinkNavigation extends Link

  221. {

  222.     public function __construct($phref, $prel = NULL, $ptitle = NULL) {

  223.         parent::__construct ($phref, Link::OPDS_NAVIGATION_TYPE, $prel, $ptitle);

  224.         if (!is_null (GetUrlParam (DB))) $this->href = addURLParameter ($this->href, DB, GetUrlParam (DB));

  225.         if (!preg_match ("#^\?(.*)#", $this->href) && !empty ($this->href)) $this->href = "?" . $this->href;

  226.         if (preg_match ("/(bookdetail|getJSON).php/", $_SERVER["SCRIPT_NAME"])) {

  227.             $this->href = "index.php" . $this->href;

  228.         } else {

  229.             $this->href = $_SERVER["SCRIPT_NAME"] . $this->href;

  230.         }

  231.     }

  232. }

  233. 

  234. class LinkFacet extends Link

  235. {

  236.     public function __construct($phref, $ptitle = NULL, $pfacetGroup = NULL, $pactiveFacet = FALSE) {

  237.         parent::__construct ($phref, Link::OPDS_PAGING_TYPE, "http://opds-spec.org/facet", $ptitle, $pfacetGroup, $pactiveFacet);

  238.         if (!is_null (GetUrlParam (DB))) $this->href = addURLParameter ($this->href, DB, GetUrlParam (DB));

  239.         $this->href = $_SERVER["SCRIPT_NAME"] . $this->href;

  240.     }

  241. }

  242. 

  243. class Entry

  244. {

  245.     public $title;

  246.     public $id;

  247.     public $content;

  248.     public $contentType;

  249.     public $linkArray;

  250.     public $localUpdated;

  251.     private static $updated = NULL;

  252.     

  253.     public static $icons = array(

  254.         Author::ALL_AUTHORS_ID       => 'images/author.png',

  255.         Serie::ALL_SERIES_ID         => 'images/serie.png',

  256.         Book::ALL_RECENT_BOOKS_ID    => 'images/recent.png',

  257.         Tag::ALL_TAGS_ID             => 'images/tag.png',

  258.         Language::ALL_LANGUAGES_ID   => 'images/language.png',

  259.         CustomColumn::ALL_CUSTOMS_ID => 'images/tag.png',

  260.         "calibre:books$"             => 'images/allbook.png',

  261.         "calibre:books:letter"       => 'images/allbook.png'

  262.     );

  263.     

  264.     public function getUpdatedTime () {

  265.         if (!is_null ($this->localUpdated)) {

  266.             return date (DATE_ATOM, $this->localUpdated);

  267.         }

  268.         if (is_null (self::$updated)) {

  269.             self::$updated = time();

  270.         }

  271.         return date (DATE_ATOM, self::$updated);

  272.     }

  273.     

  274.     public function getContentArray () {

  275.         $navlink = "#";

  276.         foreach ($this->linkArray as $link) { 

  277.             if ($link->type != Link::OPDS_NAVIGATION_TYPE) { continue; }

  278.             

  279.             $navlink = $link->hrefXhtml ();

  280.         }

  281.         return array ( "title" => $this->title, "content" => $this->content, "navlink" => $navlink );

  282.     }

  283.  

  284.     public function __construct($ptitle, $pid, $pcontent, $pcontentType, $plinkArray) {

  285.         global $config;

  286.         $this->title = $ptitle;

  287.         $this->id = $pid;

  288.         $this->content = $pcontent;

  289.         $this->contentType = $pcontentType;

  290.         $this->linkArray = $plinkArray;

  291.         

  292.         if ($config['cops_show_icons'] == 1)

  293.         {

  294.             foreach (self::$icons as $reg => $image)

  295.             {

  296.                 if (preg_match ("/" . $reg . "/", $pid)) {

  297.                     array_push ($this->linkArray, new Link (getUrlWithVersion ($image), "image/png", Link::OPDS_THUMBNAIL_TYPE));

  298.                     break;

  299.                 }

  300.             }

  301.         }

  302.         

  303.         if (!is_null (GetUrlParam (DB))) $this->id = GetUrlParam (DB) . ":" . $this->id;

  304.     }

  305. }

  306. 

  307. class EntryBook extends Entry

  308. {

  309.     public $book;

  310.     

  311.     public function __construct($ptitle, $pid, $pcontent, $pcontentType, $plinkArray, $pbook) {

  312.         parent::__construct ($ptitle, $pid, $pcontent, $pcontentType, $plinkArray);

  313.         $this->book = $pbook;

  314.         $this->localUpdated = $pbook->timestamp;

  315.     }

  316.     

  317.     public function getContentArray () {

  318.         $entry = array ( "title" => $this->title);

  319.         $entry ["book"] = $this->book->getContentArray ();

  320.         return $entry;

  321.     }

  322.     

  323.     public function getCoverThumbnail () {

  324.         foreach ($this->linkArray as $link) {

  325.             if ($link->rel == Link::OPDS_THUMBNAIL_TYPE)

  326.                 return $link->hrefXhtml ();

  327.         }

  328.         return null;

  329.     }

  330.     

  331.     public function getCover () {

  332.         foreach ($this->linkArray as $link) {

  333.             if ($link->rel == Link::OPDS_IMAGE_TYPE)

  334.                 return $link->hrefXhtml ();

  335.         }

  336.         return null;

  337.     }

  338. }

  339. 

  340. class Page

  341. {

  342.     public $title;

  343.     public $subtitle = "";

  344.     public $idPage;

  345.     public $idGet;

  346.     public $query;

  347.     public $favicon;

  348.     public $n;

  349.     public $book;

  350.     public $totalNumber = -1;

  351.     public $entryArray = array();

  352.     

  353.     public static function getPage ($pageId, $id, $query, $n)

  354.     {

  355.         switch ($pageId) {

  356.             case Base::PAGE_ALL_AUTHORS :

  357.                 return new PageAllAuthors ($id, $query, $n);

  358.             case Base::PAGE_AUTHORS_FIRST_LETTER :

  359.                 return new PageAllAuthorsLetter ($id, $query, $n);

  360.             case Base::PAGE_AUTHOR_DETAIL :

  361.                 return new PageAuthorDetail ($id, $query, $n);

  362.             case Base::PAGE_ALL_TAGS :

  363.                 return new PageAllTags ($id, $query, $n);

  364.             case Base::PAGE_TAG_DETAIL :

  365.                 return new PageTagDetail ($id, $query, $n);

  366.             case Base::PAGE_ALL_LANGUAGES :

  367.                 return new PageAllLanguages ($id, $query, $n);

  368.             case Base::PAGE_LANGUAGE_DETAIL :

  369.                 return new PageLanguageDetail ($id, $query, $n);             

  370.             case Base::PAGE_ALL_CUSTOMS :

  371.                 return new PageAllCustoms ($id, $query, $n);

  372.             case Base::PAGE_CUSTOM_DETAIL :

  373.                 return new PageCustomDetail ($id, $query, $n);

  374.             case Base::PAGE_ALL_SERIES :

  375.                 return new PageAllSeries ($id, $query, $n);

  376.             case Base::PAGE_ALL_BOOKS :

  377.                 return new PageAllBooks ($id, $query, $n);

  378.             case Base::PAGE_ALL_BOOKS_LETTER:

  379.                 return new PageAllBooksLetter ($id, $query, $n);

  380.             case Base::PAGE_ALL_RECENT_BOOKS :

  381.                 return new PageRecentBooks ($id, $query, $n);

  382.             case Base::PAGE_SERIE_DETAIL : 

  383.                 return new PageSerieDetail ($id, $query, $n);

  384.             case Base::PAGE_OPENSEARCH_QUERY :

  385.                 return new PageQueryResult ($id, $query, $n);

  386.             case Base::PAGE_BOOK_DETAIL :

  387.                 return new PageBookDetail ($id, $query, $n);

  388.             case Base::PAGE_ABOUT :

  389.                 return new PageAbout ($id, $query, $n);

  390.             case Base::PAGE_CUSTOMIZE : 

  391.                 return new PageCustomize ($id, $query, $n);

  392.             default:

  393.                 $page = new Page ($id, $query, $n);

  394.                 $page->idPage = "cops:catalog";

  395.                 return $page;

  396.         }

  397.     }

  398.     

  399.     public function __construct($pid, $pquery, $pn) {

  400.         global $config;

  401.         

  402.         $this->idGet = $pid;

  403.         $this->query = $pquery;

  404.         $this->n = $pn;

  405.         $this->favicon = $config['cops_icon'];

  406.     }

  407.     

  408.     public function InitializeContent () 

  409.     {

  410.         global $config;

  411.         $this->title = $config['cops_title_default'];

  412.         $this->subtitle = $config['cops_subtitle_default'];

  413.         $database = GetUrlParam (DB);

  414.         if (is_array ($config['calibre_directory']) && is_null ($database)) {

  415.             $i = 0;

  416.             foreach ($config['calibre_directory'] as $key => $value) {

  417.                 $nBooks = Book::getBookCount ($i);

  418.                 array_push ($this->entryArray, new Entry ($key, "{$i}:cops:catalog", 

  419.                                         str_format (localize ("bookword", $nBooks), $nBooks), "text", 

  420.                                         array ( new LinkNavigation ("?" . DB . "={$i}"))));

  421.                 $i++;

  422.                 Base::clearDb ();

  423.             }

  424.         } else {

  425.             array_push ($this->entryArray, Author::getCount());

  426.             $series = Serie::getCount();

  427.             if (!is_null ($series)) array_push ($this->entryArray, $series);

  428.             $tags = Tag::getCount();

  429.             if (!is_null ($tags)) array_push ($this->entryArray, $tags);

  430. 			$languages = Language::getCount();

  431.             if (!is_null ($languages)) array_push ($this->entryArray, $languages);

  432.             foreach ($config['cops_calibre_custom_column'] as $lookup) {

  433.                 $customId = CustomColumn::getCustomId ($lookup);

  434.                 if (!is_null ($customId)) {

  435.                     array_push ($this->entryArray, CustomColumn::getCount($customId));

  436.                 }

  437.             }

  438.             $this->entryArray = array_merge ($this->entryArray, Book::getCount());

  439.             

  440.             if (!is_null ($database)) $this->title =  Base::getDbName ();

  441.         }

  442.     }

  443. 

  444.     public function isPaginated ()

  445.     {

  446.         global $config;

  447.         return (getCurrentOption ("max_item_per_page") != -1 && 

  448.                 $this->totalNumber != -1 && 

  449.                 $this->totalNumber > getCurrentOption ("max_item_per_page"));

  450.     }

  451.     

  452.     public function getNextLink ()

  453.     {

  454.         global $config;

  455.         $currentUrl = $_SERVER['QUERY_STRING'];

  456.         $currentUrl = preg_replace ("/\&n=.*?$/", "", "?" . $_SERVER['QUERY_STRING']);

  457.         if (($this->n) * getCurrentOption ("max_item_per_page") < $this->totalNumber) {

  458.             return new LinkNavigation ($currentUrl . "&n=" . ($this->n + 1), "next", "Page suivante");

  459.         }

  460.         return NULL;

  461.     }

  462.     

  463.     public function getPrevLink ()

  464.     {

  465.         global $config;

  466.         $currentUrl = $_SERVER['QUERY_STRING'];

  467.         $currentUrl = preg_replace ("/\&n=.*?$/", "", "?" . $_SERVER['QUERY_STRING']);

  468.         if ($this->n > 1) {

  469.             return new LinkNavigation ($currentUrl . "&n=" . ($this->n - 1), "previous", "Page precedente");

  470.         }

  471.         return NULL;

  472.     }

  473.     

  474.     public function getMaxPage ()

  475.     {

  476.         global $config;

  477.         return ceil ($this->totalNumber / getCurrentOption ("max_item_per_page"));

  478.     }

  479.     

  480.     public function containsBook ()

  481.     {

  482.         if (count ($this->entryArray) == 0) return false;

  483.         if (get_class ($this->entryArray [0]) == "EntryBook") return true;

  484.         return false;

  485.     }

  486. 

  487. }

  488. 

  489. class PageAllAuthors extends Page

  490. {

  491.     public function InitializeContent () 

  492.     {

  493.         global $config;

  494.         

  495.         $this->title = localize("authors.title");

  496.         if ($config['cops_author_split_first_letter'] == 1) {

  497.             $this->entryArray = Author::getAllAuthorsByFirstLetter();

  498.         }

  499.         else {

  500.             $this->entryArray = Author::getAllAuthors();

  501.         }

  502.         $this->idPage = Author::ALL_AUTHORS_ID;

  503.     }

  504. }

  505. 

  506. class PageAllAuthorsLetter extends Page

  507. {

  508.     public function InitializeContent () 

  509.     {

  510.         global $config;

  511.         

  512.         $this->idPage = Author::getEntryIdByLetter ($this->idGet);

  513.         $this->entryArray = Author::getAuthorsByStartingLetter ($this->idGet);

  514.         $this->title = str_format (localize ("splitByLetter.letter"), str_format (localize ("authorword", count ($this->entryArray)), count ($this->entryArray)), $this->idGet);

  515.     }

  516. }

  517. 

  518. class PageAuthorDetail extends Page

  519. {

  520.     public function InitializeContent () 

  521.     {

  522.         $author = Author::getAuthorById ($this->idGet);

  523.         $this->idPage = $author->getEntryId ();

  524.         $this->title = $author->name;

  525.         list ($this->entryArray, $this->totalNumber) = Book::getBooksByAuthor ($this->idGet, $this->n);

  526.     }

  527. }

  528. 

  529. class PageAllTags extends Page

  530. {

  531.     public function InitializeContent () 

  532.     {

  533.         $this->title = localize("tags.title");

  534.         $this->entryArray = Tag::getAllTags();

  535.         $this->idPage = Tag::ALL_TAGS_ID;

  536.     }

  537. }

  538. 

  539. class PageAllLanguages extends Page

  540. {

  541.     public function InitializeContent () 

  542.     {

  543.         $this->title = localize("languages.title");

  544.         $this->entryArray = Language::getAllLanguages();

  545.         $this->idPage = Language::ALL_LANGUAGES_ID;

  546.     }

  547. }

  548. 

  549. class PageCustomDetail extends Page

  550. {

  551.     public function InitializeContent () 

  552.     {

  553.         $customId = getURLParam ("custom", NULL);

  554.         $custom = CustomColumn::getCustomById ($customId, $this->idGet);

  555.         $this->idPage = $custom->getEntryId ();

  556.         $this->title = $custom->name;

  557.         list ($this->entryArray, $this->totalNumber) = Book::getBooksByCustom ($customId, $this->idGet, $this->n);

  558.     }

  559. }

  560. 

  561. class PageAllCustoms extends Page

  562. {

  563.     public function InitializeContent () 

  564.     {

  565.         $customId = getURLParam ("custom", NULL);

  566.         $this->title = CustomColumn::getAllTitle ($customId);

  567.         $this->entryArray = CustomColumn::getAllCustoms($customId);

  568.         $this->idPage = CustomColumn::getAllCustomsId ($customId);

  569.     }

  570. }

  571. 

  572. class PageTagDetail extends Page

  573. {

  574.     public function InitializeContent () 

  575.     {

  576.         $tag = Tag::getTagById ($this->idGet);

  577.         $this->idPage = $tag->getEntryId ();

  578.         $this->title = $tag->name;

  579.         list ($this->entryArray, $this->totalNumber) = Book::getBooksByTag ($this->idGet, $this->n);

  580.     }

  581. }

  582. 

  583. class PageLanguageDetail extends Page

  584. {

  585.     public function InitializeContent () 

  586.     {

  587.         $language = Language::getLanguageById ($this->idGet);

  588.         $this->idPage = $language->getEntryId ();

  589.         $this->title = $language->lang_code;

  590.         list ($this->entryArray, $this->totalNumber) = Book::getBooksByLanguage ($this->idGet, $this->n);

  591.     }

  592. }

  593. 

  594. class PageAllSeries extends Page

  595. {

  596.     public function InitializeContent () 

  597.     {

  598.         $this->title = localize("series.title");

  599.         $this->entryArray = Serie::getAllSeries();

  600.         $this->idPage = Serie::ALL_SERIES_ID;

  601.     }

  602. }

  603. 

  604. class PageSerieDetail extends Page

  605. {

  606.     public function InitializeContent () 

  607.     {

  608.         $serie = Serie::getSerieById ($this->idGet);

  609.         $this->title = $serie->name;

  610.         list ($this->entryArray, $this->totalNumber) = Book::getBooksBySeries ($this->idGet, $this->n);

  611.         $this->idPage = $serie->getEntryId ();

  612.     }

  613. }

  614. 

  615. class PageAllBooks extends Page

  616. {

  617.     public function InitializeContent () 

  618.     {

  619.         $this->title = localize ("allbooks.title");

  620.         $this->entryArray = Book::getAllBooks ();

  621.         $this->idPage = Book::ALL_BOOKS_ID;

  622.     }

  623. }

  624. 

  625. class PageAllBooksLetter extends Page

  626. {

  627.     public function InitializeContent () 

  628.     {

  629.         list ($this->entryArray, $this->totalNumber) = Book::getBooksByStartingLetter ($this->idGet, $this->n);

  630.         $this->idPage = Book::getEntryIdByLetter ($this->idGet);

  631.         

  632.         $count = $this->totalNumber;

  633.         if ($count == -1)

  634.             $count = count ($this->entryArray);

  635.         

  636.         $this->title = str_format (localize ("splitByLetter.letter"), str_format (localize ("bookword", $count), $count), $this->idGet);

  637.     }

  638. }

  639. 

  640. class PageRecentBooks extends Page

  641. {

  642.     public function InitializeContent () 

  643.     {

  644.         $this->title = localize ("recent.title");

  645.         $this->entryArray = Book::getAllRecentBooks ();

  646.         $this->idPage = Book::ALL_RECENT_BOOKS_ID;

  647.     }

  648. }

  649. 

  650. class PageQueryResult extends Page

  651. {

  652.     public function InitializeContent () 

  653.     {

  654.         global $config;

  655.         $this->title = str_format (localize ("search.result"), $this->query);

  656.         $currentPage = getURLParam ("current", NULL);

  657.         

  658.         // Special case when we are doing a search and no database is selected

  659.         if (is_array ($config['calibre_directory']) && is_null (GetUrlParam (DB))) {

  660.             $i = 0;

  661.             foreach ($config['calibre_directory'] as $key => $value) {

  662.                 Base::clearDb ();

  663.                 list ($array, $totalNumber) = Book::getBooksByQuery ($this->query, $this->n, $i);

  664.                 array_push ($this->entryArray, new Entry ($key, DB . ":query:{$i}", 

  665.                                         str_format (localize ("bookword", count($array)), count($array)), "text", 

  666.                                         array ( new LinkNavigation ("?" . DB . "={$i}&page=9&query=" . $this->query))));

  667.                 $i++;

  668.             }

  669.             return;

  670.         }

  671.         

  672.         switch ($currentPage) {

  673.             case Base::PAGE_ALL_AUTHORS :

  674.             case Base::PAGE_AUTHORS_FIRST_LETTER :

  675.                 $this->entryArray = Author::getAuthorsByStartingLetter ('%' . $this->query);

  676.                 break;

  677.             default:

  678.                 list ($this->entryArray, $this->totalNumber) = Book::getBooksByQuery ($this->query, $this->n);

  679.         }

  680.     }

  681. }

  682. 

  683. class PageBookDetail extends Page

  684. {

  685.     public function InitializeContent () 

  686.     {

  687.         $this->book = Book::getBookById ($this->idGet);

  688.         $this->title = $this->book->title;

  689.     }

  690. }

  691. 

  692. class PageAbout extends Page

  693. {

  694.     public function InitializeContent () 

  695.     {

  696.         $this->title = localize ("about.title");

  697.     }

  698. }

  699. 

  700. class PageCustomize extends Page

  701. {

  702.     public function InitializeContent () 

  703.     {

  704.         global $config;

  705.         $this->title = localize ("customize.title");

  706.         $this->entryArray = array ();

  707.         

  708.         $use_fancybox = "";

  709.         if (getCurrentOption ("use_fancyapps") == 1) {

  710.             $use_fancybox = "checked='checked'";

  711.         }

  712.         $html_tag_filter = "";

  713.         if (getCurrentOption ("html_tag_filter") == 1) {

  714.             $html_tag_filter = "checked='checked'";

  715.         }

  716.         

  717.         

  718.         $content = "";

  719.         if (!preg_match("/(Kobo|Kindle\/3.0|EBRD1101)/", $_SERVER['HTTP_USER_AGENT'])) {

  720.             $content .= '<select id="style" onchange="updateCookie (this);">';

  721.         }

  722.             foreach (glob ("styles/style-*.css") as $filename) {

  723.                 if (preg_match ('/styles\/style-(.*?)\.css/', $filename, $m)) {

  724.                     $filename = $m [1];

  725.                 }

  726.                 $selected = "";

  727.                 if (getCurrentOption ("style") == $filename) {

  728.                     if (!preg_match("/(Kobo|Kindle\/3.0|EBRD1101)/", $_SERVER['HTTP_USER_AGENT'])) {

  729.                         $selected = "selected='selected'";

  730.                     } else {

  731.                         $selected = "checked='checked'";

  732.                     }

  733.                 }

  734.                 if (!preg_match("/(Kobo|Kindle\/3.0|EBRD1101)/", $_SERVER['HTTP_USER_AGENT'])) {

  735.                     $content .= "<option value='{$filename}' {$selected}>{$filename}</option>";

  736.                 } else {

  737.                     $content .= "<input type='radio' onchange='updateCookieFromCheckbox (this);' id='style-{$filename}' name='style' value='{$filename}' {$selected} /><label for='style-{$filename}'> {$filename} </label>";

  738.                 }

  739.             }

  740.         if (!preg_match("/(Kobo|Kindle\/3.0|EBRD1101)/", $_SERVER['HTTP_USER_AGENT'])) {

  741.             $content .= '</select>';

  742.         }

  743.         array_push ($this->entryArray, new Entry (localize ("customize.style"), "", 

  744.                                         $content, "text", 

  745.                                         array ()));

  746.         

  747.         $content = '<input type="checkbox" onchange="updateCookieFromCheckbox (this);" id="use_fancyapps" ' . $use_fancybox . ' />';

  748.         array_push ($this->entryArray, new Entry (localize ("customize.fancybox"), "", 

  749.                                         $content, "text", 

  750.                                         array ()));

  751.         $content = '<input type="number" onchange="updateCookie (this);" id="max_item_per_page" value="' . getCurrentOption ("max_item_per_page") . '" min="-1" max="1200" pattern="^[-+]?[0-9]+$" />';

  752.         array_push ($this->entryArray, new Entry (localize ("customize.paging"), "", 

  753.                                         $content, "text", 

  754.                                         array ()));

  755.         $content = '<input type="email" onchange="updateCookie (this);" id="email" value="' . getCurrentOption ("email") . '" />';

  756.         array_push ($this->entryArray, new Entry (localize ("customize.email"), "", 

  757.                                         $content, "text", 

  758.                                         array ()));

  759.         $content = '<input type="checkbox" onchange="updateCookieFromCheckbox (this);" id="html_tag_filter" ' . $html_tag_filter . ' />';

  760.         array_push ($this->entryArray, new Entry (localize ("customize.filter"), "", 

  761.                                         $content, "text", 

  762.                                         array ()));

  763.     }

  764. }

  765. 

  766. 

  767. abstract class Base

  768. {

  769.     const PAGE_INDEX = "index";

  770.     const PAGE_ALL_AUTHORS = "1";

  771.     const PAGE_AUTHORS_FIRST_LETTER = "2";

  772.     const PAGE_AUTHOR_DETAIL = "3";

  773.     const PAGE_ALL_BOOKS = "4";

  774.     const PAGE_ALL_BOOKS_LETTER = "5";

  775.     const PAGE_ALL_SERIES = "6";

  776.     const PAGE_SERIE_DETAIL = "7";

  777.     const PAGE_OPENSEARCH = "8";

  778.     const PAGE_OPENSEARCH_QUERY = "9";

  779.     const PAGE_ALL_RECENT_BOOKS = "10";

  780.     const PAGE_ALL_TAGS = "11";

  781.     const PAGE_TAG_DETAIL = "12";

  782.     const PAGE_BOOK_DETAIL = "13";

  783.     const PAGE_ALL_CUSTOMS = "14";

  784.     const PAGE_CUSTOM_DETAIL = "15";

  785.     const PAGE_ABOUT = "16";

  786.     const PAGE_ALL_LANGUAGES = "17";

  787.     const PAGE_LANGUAGE_DETAIL = "18";   

  788.     const PAGE_CUSTOMIZE = "19"; 

  789. 

  790.     const COMPATIBILITY_XML_ALDIKO = "aldiko";

  791.     

  792.     private static $db = NULL;

  793.     

  794.     public static function getDbList () {

  795.         global $config;

  796.         if (is_array ($config['calibre_directory'])) {

  797.             return $config['calibre_directory'];

  798.         } else {

  799.             return array ("" => $config['calibre_directory']);

  800.         }

  801.     }

  802. 

  803.     public static function getDbName ($database = NULL) {

  804.         global $config;

  805.         if (is_array ($config['calibre_directory'])) {

  806.             if (is_null ($database)) $database = GetUrlParam (DB, 0);

  807.             $array = array_keys ($config['calibre_directory']);

  808.             return  $array[$database];

  809.         }

  810.         return "";

  811.     }

  812. 

  813.     public static function getDbDirectory ($database = NULL) {

  814.         global $config;

  815.         if (is_array ($config['calibre_directory'])) {

  816.             if (is_null ($database)) $database = GetUrlParam (DB, 0);

  817.             $array = array_values ($config['calibre_directory']);

  818.             return  $array[$database];

  819.         }

  820.         return $config['calibre_directory'];

  821.     }

  822. 

  823.   

  824.     public static function getDbFileName ($database = NULL) {

  825.         return self::getDbDirectory ($database) .'metadata.db';

  826.     }

  827.     

  828.     public static function getDb ($database = NULL) {

  829.         global $config;

  830.         if (is_null (self::$db)) {

  831.             try {

  832.                 self::$db = new PDO('sqlite:'. self::getDbFileName ($database));

  833.             } catch (Exception $e) {

  834.                 header("location: checkconfig.php?err=1");

  835.                 exit();

  836.             }

  837.         }

  838.         return self::$db;

  839.     }

  840.     

  841.     public static function clearDb () {

  842.         self::$db = NULL;

  843.     }

  844.     

  845.     public static function executeQuery($query, $columns, $filter, $params, $n, $database = NULL) {

  846.         global $config;

  847.         $totalResult = -1;

  848.         

  849.         if (getCurrentOption ("max_item_per_page") != -1 && $n != -1)

  850.         {

  851.             // First check total number of results

  852.             $result = self::getDb ($database)->prepare (str_format ($query, "count(*)", $filter));

  853.             $result->execute ($params);

  854.             $totalResult = $result->fetchColumn ();

  855.             

  856.             // Next modify the query and params

  857.             $query .= " limit ?, ?";

  858.             array_push ($params, ($n - 1) * getCurrentOption ("max_item_per_page"), getCurrentOption ("max_item_per_page"));

  859.         }

  860.         

  861.         $result = self::getDb ($database)->prepare(str_format ($query, $columns, $filter));

  862.         $result->execute ($params);

  863.         return array ($totalResult, $result);

  864.     }

  865. 

  866. }