diff options
Diffstat (limited to 'Zotlabs/Thumbs')
| -rw-r--r-- | Zotlabs/Thumbs/Epubthumb.php | 38 | ||||
| -rw-r--r-- | Zotlabs/Thumbs/Mp3audio.php | 37 | ||||
| -rw-r--r-- | Zotlabs/Thumbs/Pdf.php | 49 | ||||
| -rw-r--r-- | Zotlabs/Thumbs/Text.php | 49 | ||||
| -rw-r--r-- | Zotlabs/Thumbs/Video.php | 65 |
5 files changed, 238 insertions, 0 deletions
diff --git a/Zotlabs/Thumbs/Epubthumb.php b/Zotlabs/Thumbs/Epubthumb.php new file mode 100644 index 000000000..4213b5267 --- /dev/null +++ b/Zotlabs/Thumbs/Epubthumb.php @@ -0,0 +1,38 @@ +<?php + +namespace Zotlabs\Thumbs; + +require_once('library/epub-meta/epub.php'); + +class Epubthumb { + + function Match($type) { + return(($type === 'application/epub+zip') ? true : false ); + } + + function Thumb($attach,$preview_style,$height = 300, $width = 300) { + + $photo = false; + + $ep = new \Epub(dbunescbin($attach['content'])); + $data = $ep->Cover(); + + if($data['found']) { + $photo = $data['data']; + } + + if($photo) { + $image = imagecreatefromstring($photo); + $dest = imagecreatetruecolor( $width, $height ); + $srcwidth = imagesx($image); + $srcheight = imagesy($image); + + imagealphablending($dest, false); + imagesavealpha($dest, true); + imagecopyresampled($dest, $image, 0, 0, 0, 0, $width, $height, $srcwidth, $srcheight); + imagedestroy($image); + imagejpeg($dest,dbunescbin($attach['content']) . '.thumb'); + } + } +} + diff --git a/Zotlabs/Thumbs/Mp3audio.php b/Zotlabs/Thumbs/Mp3audio.php new file mode 100644 index 000000000..000d65b22 --- /dev/null +++ b/Zotlabs/Thumbs/Mp3audio.php @@ -0,0 +1,37 @@ +<?php + +namespace Zotlabs\Thumbs; + +use \ID3Parser\ID3Parser; + +class Mp3audio { + + function Match($type) { + return(($type === 'audio/mpeg') ? true : false ); + } + + function Thumb($attach,$preview_style,$height = 300, $width = 300) { + $p = new ID3Parser(); + + $id = $p->analyze(dbunescbin($attach['content'])); + + $photo = isset($id['id3v2']['APIC'][0]['data']) ? $id['id3v2']['APIC'][0]['data'] : null; + if(is_null($photo) && isset($id['id3v2']['PIC'][0]['data'])) { + $photo = $id['id3v2']['PIC'][0]['data']; + } + + if($photo) { + $image = imagecreatefromstring($photo); + $dest = imagecreatetruecolor( $width, $height ); + $srcwidth = imagesx($image); + $srcheight = imagesy($image); + + imagealphablending($dest, false); + imagesavealpha($dest, true); + imagecopyresampled($dest, $image, 0, 0, 0, 0, $width, $height, $srcwidth, $srcheight); + imagedestroy($image); + imagejpeg($dest,dbunescbin($attach['content']) . '.thumb'); + } + } +} + diff --git a/Zotlabs/Thumbs/Pdf.php b/Zotlabs/Thumbs/Pdf.php new file mode 100644 index 000000000..98bcf11b5 --- /dev/null +++ b/Zotlabs/Thumbs/Pdf.php @@ -0,0 +1,49 @@ +<?php + +namespace Zotlabs\Thumbs; + + +class Pdf { + + function Match($type) { + return(($type === 'application/pdf') ? true : false ); + } + + function Thumb($attach,$preview_style,$height = 300, $width = 300) { + + $photo = false; + + $file = dbunescbin($attach['content']); + $tmpfile = $file . '.pdf'; + $outfile = $file . '.jpg'; + + $istream = fopen($file,'rb'); + $ostream = fopen($tmpfile,'wb'); + if($istream && $ostream) { + pipe_streams($istream,$ostream); + fclose($istream); + fclose($ostream); + } + + $imagick_path = get_config('system','imagick_convert_path'); + if($imagick_path && @file_exists($imagick_path)) { + $cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmpfile . '[0]') . ' -thumbnail ' . $width . 'x' . $height . ' ' . escapeshellarg(PROJECT_BASE . '/' . $outfile); + // logger('imagick thumbnail command: ' . $cmd); + for($x = 0; $x < 4; $x ++) { + exec($cmd); + if(! file_exists($outfile)) { + logger('imagick scale failed. Retrying.'); + continue; + } + } + if(! file_exists($outfile)) { + logger('imagick scale failed.'); + } + else { + @rename($outfile,$file . '.thumb'); + } + } + @unlink($tmpfile); + } +} + diff --git a/Zotlabs/Thumbs/Text.php b/Zotlabs/Thumbs/Text.php new file mode 100644 index 000000000..3ee7819bd --- /dev/null +++ b/Zotlabs/Thumbs/Text.php @@ -0,0 +1,49 @@ +<?php + +namespace Zotlabs\Thumbs; + + +class Text { + + function MatchDefault($type) { + return(($type === 'text') ? true : false ); + } + + function Thumb($attach,$preview_style,$height = 300, $width = 300) { + + $stream = @fopen(dbunescbin($attach['content']),'rb'); + if($stream) { + $content = trim(stream_get_contents($stream,4096)); + $content = str_replace("\r",'',$content); + $content_a = explode("\n",$content); + } + if($content_a) { + $fsize = 4; + $lsize = 8; + $image = imagecreate($width,$height); + imagecolorallocate($image,255,255,255); + $colour = imagecolorallocate($image,0,0,0); + $border = imagecolorallocate($image,208,208,208); + + $x1 = 0; + $y1 = 0; + $x2 = ImageSX($image) - 1; + $y2 = ImageSY($image) - 1; + + for($i = 0; $i < 2; $i++) { + ImageRectangle($image, $x1++, $y1++, $x2--, $y2--, $border); + } + + foreach($content_a as $l => $t) { + $l = $l + 1; + $x = 3; + $y = ($l * $lsize) + 3 - $fsize; + imagestring($image,1,$x,$y,$t,$colour); + if(($l * $lsize) >= $height) { + break; + } + } + imagejpeg($image,dbunescbin($attach['content']) . '.thumb'); + } + } +}
\ No newline at end of file diff --git a/Zotlabs/Thumbs/Video.php b/Zotlabs/Thumbs/Video.php new file mode 100644 index 000000000..05127355e --- /dev/null +++ b/Zotlabs/Thumbs/Video.php @@ -0,0 +1,65 @@ +<?php + +namespace Zotlabs\Thumbs; + + +class Video { + + function MatchDefault($type) { + return(($type === 'video') ? true : false ); + } + + function Thumb($attach,$preview_style,$height = 300, $width = 300) { + + $photo = false; + + $t = explode('/',$attach['filetype']); + if($t[1]) + $extension = '.' . $t[1]; + else + return; + + + $file = dbunescbin($attach['content']); + $tmpfile = $file . $extension; + $outfile = $file . '.jpg'; + + $istream = fopen($file,'rb'); + $ostream = fopen($tmpfile,'wb'); + if($istream && $ostream) { + pipe_streams($istream,$ostream); + fclose($istream); + fclose($ostream); + } + + /* + * Note: imagick convert may try to call 'ffmpeg' (or other conversion utilities) under + * the covers for this particular operation. If this is not installed or not in the path + * for the web server user, errors may be reported in the web server logs. + */ + + + $ffmpeg = trim(shell_exec('which ffmpeg')); + if($ffmpeg) { + logger('ffmpeg not found in path. Video thumbnails may fail.'); + } + + $imagick_path = get_config('system','imagick_convert_path'); + if($imagick_path && @file_exists($imagick_path)) { + $cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmpfile . '[0]') . ' -thumbnail ' . $width . 'x' . $height . ' ' . escapeshellarg(PROJECT_BASE . '/' . $outfile); + // logger('imagick thumbnail command: ' . $cmd); + + @exec($cmd); + + if(! file_exists($outfile)) { + logger('imagick scale failed.'); + } + else { + @rename($outfile,$file . '.thumb'); + } + } + + @unlink($tmpfile); + } +} + |