mbirth /
cops
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| 1 | <?php |
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| 2 | /** |
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| 3 | * COPS (Calibre OPDS PHP Server) |
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| 4 | * |
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| 5 | * @license GPL 2 (http://www.gnu.org/licenses/gpl.html) |
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| 6 | * @author Sébastien Lucas <[email protected]> |
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| 7 | */ |
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| 8 | |||
| 9 | require_once ("config.php"); |
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| 10 | |||
| 11 | global $config; |
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| 12 | |||
| 13 | if ($config ['cops_fetch_protect'] == "1") { |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
1 does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 14 | session_start(); |
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| 15 | if (!isset($_SESSION['connected'])) { |
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| 16 | notFound (); |
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| 17 | return; |
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| 18 | } |
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| 19 | } |
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| 20 | |||
| 21 | $expires = 60*60*24*14; |
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| 22 | header("Pragma: public"); |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
Pragma: public does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 23 | header("Cache-Control: maxage=".$expires); |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
Cache-Control: maxage= does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 24 | header('Expires: ' . gmdate('D, d M Y H:i:s', time()+$expires) . ' GMT'); |
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| 25 | $bookId = getURLParam ("id", NULL); |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
id does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 26 | $type = getURLParam ("type", "jpg"); |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
type does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
Coding Style
Comprehensibility
introduced
by
The string literal
jpg does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 27 | $idData = getURLParam ("data", NULL); |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
data does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 28 | if (is_null ($bookId)) |
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| 29 | { |
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| 30 | $book = Book::getBookByDataId($idData); |
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| 31 | } |
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| 32 | else |
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| 33 | { |
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| 34 | $book = Book::getBookById($bookId); |
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| 35 | } |
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| 36 | |||
| 37 | if (!$book) { |
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| 38 | notFound (); |
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| 39 | return; |
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| 40 | } |
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| 41 | |||
| 42 | if ($book && ($type == "jpg" || empty ($config['calibre_internal_directory']))) { |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
jpg does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 43 | if ($type == "jpg") { |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
jpg does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 44 | $file = $book->getFilePath ($type); |
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| 45 | } else { |
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| 46 | $file = $book->getFilePath ($type, $idData); |
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| 47 | } |
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| 48 | if (!$file || !file_exists ($file)) { |
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The expression
$file of type null|string is loosely compared to false; this is ambiguous if the string can be empty. You might want to explicitly use === null instead.
In PHP, under loose comparison (like For '' == false // true
'' == null // true
'ab' == false // false
'ab' == null // false
// It is often better to use strict comparison
'' === false // false
'' === null // false
Loading history...
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| 49 | notFound (); |
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| 50 | return; |
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| 51 | } |
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| 52 | } |
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| 53 | |||
| 54 | switch ($type) |
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| 55 | { |
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| 56 | case "jpg": |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
jpg does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 57 | header("Content-Type: image/jpeg"); |
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0 ignored issues
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show
Coding Style
Comprehensibility
introduced
by
The string literal
Content-Type: image/jpeg does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 58 | //by default, we don't cache |
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| 59 | $thumbnailCacheFullpath = null; |
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| 60 | if ( isset($config['cops_thumbnail_cache_directory']) && $config['cops_thumbnail_cache_directory'] !== '' ) { |
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| 61 | $thumbnailCacheFullpath = $config['cops_thumbnail_cache_directory']; |
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| 62 | //if multiple databases, add a subfolder with the database ID |
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| 63 | $thumbnailCacheFullpath .= !is_null (GetUrlParam (DB)) ? 'db-' . GetUrlParam (DB) . DIRECTORY_SEPARATOR : ''; |
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| 64 | //when there are lots of thumbnails, it's better to save files in subfolders, so if the book's uuid is |
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| 65 | //"01234567-89ab-cdef-0123-456789abcdef", we will save the thumbnail in .../0/12/34567-89ab-cdef-0123-456789abcdef-... |
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| 66 | $thumbnailCacheFullpath .= substr($book->uuid, 0, 1) . DIRECTORY_SEPARATOR . substr($book->uuid, 1, 2) . DIRECTORY_SEPARATOR; |
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| 67 | //check if cache folder exists or create it |
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| 68 | if ( file_exists($thumbnailCacheFullpath) || mkdir($thumbnailCacheFullpath, 0700, true) ) { |
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| 69 | //we name the thumbnail from the book's uuid and it's dimensions (width and/or height) |
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| 70 | $thumbnailCacheName = substr($book->uuid, 3) . '-' . getURLParam ("width") . 'x' . getURLParam ("height") . '.jpg'; |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
width does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
Coding Style
Comprehensibility
introduced
by
The string literal
height does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 71 | $thumbnailCacheFullpath = $thumbnailCacheFullpath . $thumbnailCacheName; |
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| 72 | } |
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| 73 | else { |
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| 74 | //error creating the folder, so we don't cache |
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| 75 | $thumbnailCacheFullpath = null; |
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| 76 | } |
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| 77 | } |
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| 78 | |||
| 79 | if ( $thumbnailCacheFullpath !== null && file_exists($thumbnailCacheFullpath) ) { |
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| 80 | //return the already cached thumbnail |
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| 81 | readfile( $thumbnailCacheFullpath ); |
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| 82 | return; |
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| 83 | } |
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| 84 | |||
| 85 | if ($book->getThumbnail (getURLParam ("width"), getURLParam ("height"), $thumbnailCacheFullpath)) { |
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0 ignored issues
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show
Coding Style
Comprehensibility
introduced
by
The string literal
width does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
Coding Style
Comprehensibility
introduced
by
The string literal
height does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 86 | //if we don't cache the thumbnail, imagejpeg() in $book->getThumbnail() already return the image data |
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| 87 | if ( $thumbnailCacheFullpath === null ) { |
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| 88 | // The cover had to be resized |
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| 89 | return; |
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| 90 | } |
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| 91 | else { |
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| 92 | //return the just cached thumbnail |
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| 93 | readfile( $thumbnailCacheFullpath ); |
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| 94 | return; |
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| 95 | } |
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| 96 | } |
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| 97 | break; |
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| 98 | default: |
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| 99 | $data = $book->getDataById ($idData); |
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| 100 | header("Content-Type: " . $data->getMimeType ()); |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
Content-Type: does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 101 | break; |
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| 102 | } |
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| 103 | $file = $book->getFilePath ($type, $idData, true); |
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| 104 | if ($type == "epub" && $config['cops_update_epub-metadata']) |
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0 ignored issues
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Coding Style
Comprehensibility
introduced
by
The string literal
epub does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 105 | { |
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| 106 | $book->getUpdatedEpub ($idData); |
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| 107 | return; |
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| 108 | } |
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| 109 | if ($type == "jpg") { |
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0 ignored issues
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show
Coding Style
Comprehensibility
introduced
by
The string literal
jpg does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 110 | header('Content-Disposition: filename="' . basename ($file) . '"'); |
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| 111 | } else { |
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| 112 | header('Content-Disposition: attachment; filename="' . basename ($file) . '"'); |
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| 113 | } |
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| 114 | |||
| 115 | $dir = $config['calibre_internal_directory']; |
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| 116 | if (empty ($config['calibre_internal_directory'])) { |
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| 117 | $dir = Base::getDbDirectory (); |
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| 118 | } |
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| 119 | |||
| 120 | if (empty ($config['cops_x_accel_redirect'])) { |
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| 121 | $filename = $dir . $file; |
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| 122 | $fp = fopen($filename, 'rb'); |
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| 123 | header("Content-Length: " . filesize($filename)); |
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0 ignored issues
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show
Coding Style
Comprehensibility
introduced
by
The string literal
Content-Length: does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 124 | fpassthru($fp); |
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| 125 | } |
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| 126 | else { |
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| 127 | header ($config['cops_x_accel_redirect'] . ": " . $dir . $file); |
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0 ignored issues
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show
Coding Style
Comprehensibility
introduced
by
The string literal
: does not require double quotes, as per coding-style, please use single quotes.
PHP provides two ways to mark string literals. Either with single quotes String literals in single quotes on the other hand are evaluated very literally and the only two
characters that needs escaping in the literal are the single quote itself ( Double quoted string literals may contain other variables or more complex escape sequences. <?php
$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";
print $doubleQuoted;
will print an indented: If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear. For more information on PHP string literals and available escape sequences see the PHP core documentation. Loading history...
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| 128 | } |
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| 129 |
PHP provides two ways to mark string literals. Either with single quotes
'literal'or with double quotes"literal". The difference between these is that string literals in double quotes may contain variables with are evaluated at run-time as well as escape sequences.String literals in single quotes on the other hand are evaluated very literally and the only two characters that needs escaping in the literal are the single quote itself (
\') and the backslash (\\). Every other character is displayed as is.Double quoted string literals may contain other variables or more complex escape sequences.
will print an indented:
Single is ValueIf your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear.
For more information on PHP string literals and available escape sequences see the PHP core documentation.