diff options
| -rw-r--r-- | application/controllers/file/file_default.php | 146 | ||||
| -rw-r--r-- | application/service/renderer.php | 166 |
2 files changed, 168 insertions, 144 deletions
diff --git a/application/controllers/file/file_default.php b/application/controllers/file/file_default.php index 265bff0d8..826e3f4af 100644 --- a/application/controllers/file/file_default.php +++ b/application/controllers/file/file_default.php @@ -225,7 +225,8 @@ class File_default extends MY_Controller { $output_cache->add(array("filedata" => $filedata), "file/fragments/asciinema-player"); } else { $output_cache->add_function(function() use ($output_cache, $filedata, $lexer, $is_multipaste) { - $this->_highlight_file($output_cache, $filedata, $lexer, $is_multipaste); + $renderer = new \service\renderer($this->mfile, $this->data); + $renderer->highlight_file($output_cache, $filedata, $lexer, $is_multipaste); }); } } @@ -242,149 +243,6 @@ class File_default extends MY_Controller { echo $this->load->view('file/html_footer', $this->data, true); } - private function _colorify($output_cache, $file, $lexer, $anchor_id = false) - { - $output = ""; - $lines_to_remove = 0; - - $output .= '<div class="code content table">'."\n"; - $output .= '<div class="highlight"><code class="code-container">'."\n"; - - $content = file_get_contents($file); - - $linecount = count(explode("\n", $content)); - if ($lexer === "json" && $linecount === 1) { - $decoded_json = json_decode($content); - if ($decoded_json !== null && $decoded_json !== false) { - $pretty_json = json_encode($decoded_json, JSON_PRETTY_PRINT); - if ($pretty_json !== false) { - $content = $pretty_json; - $output_cache->render_now( - array( - "error_type" => "alert-info", - "error_message" => "<p>The file below has been reformated for readability. It may differ from the original.</p>" - ), - "file/fragments/alert-wide" - ); - } - } - } - - if ($lexer == "ascii") { - // TODO: use exec safe and catch exception - $ret = (new \libraries\ProcRunner(array('ansi2html', '-p'))) - ->input($content) - ->forbid_stderr() - ->exec(); - // Last line is empty - $lines_to_remove = 1; - } else { - // TODO: use exec safe and catch exception - $ret = (new \libraries\ProcRunner(array('pygmentize', '-F', 'codetagify', '-O', 'encoding=guess,outencoding=utf8,stripnl=False', '-l', $lexer, '-f', 'html'))) - ->input($content) - ->exec(); - // Last 2 items are "</pre></div>" and "" - $lines_to_remove = 2; - } - - - $buf = explode("\n", $ret["stdout"]); - $line_count = count($buf); - - for ($i = 1; $i <= $lines_to_remove; $i++) { - unset($buf[$line_count - $i]); - } - - foreach ($buf as $key => $line) { - $line_number = $key + 1; - if ($key == 0) { - $line = str_replace("<div class=\"highlight\"><pre>", "", $line); - } - - $anchor = "n$line_number"; - if ($anchor_id !== false) { - $anchor = "n-$anchor_id-$line_number"; - } - - if ($line === "") { - $line = "<br>"; - } - - // Be careful not to add superflous whitespace here (we are in a <code>) - $output .= "<div class=\"table-row\">" - ."<a href=\"#$anchor\" class=\"linenumber table-cell\">" - ."<span class=\"anchor\" id=\"$anchor\"> </span>" - ."</a>" - ."<span class=\"line table-cell\">".$line."</span><!--\n"; - $output .= "--></div>"; - } - - $output .= "</code></div>"; - $output .= "</div>"; - - return array( - "return_value" => $ret["return_code"], - "output" => $output - ); - } - - private function _highlight_file($output_cache, $filedata, $lexer, $is_multipaste) - { - // highlight the file and cache the result, fall back to plain text if $lexer fails - foreach (array($lexer, "text") as $lexer) { - $highlit = cache_function($filedata['data_id'].'_'.$lexer, 100, - function() use ($output_cache, $filedata, $lexer, $is_multipaste) { - $file = $this->mfile->file($filedata['data_id']); - if ($lexer == "rmd") { - ob_start(); - - echo '<div class="code content table markdownrender">'."\n"; - echo '<div class="table-row">'."\n"; - echo '<div class="table-cell">'."\n"; - - require_once(APPPATH."/third_party/parsedown/Parsedown.php"); - $parsedown = new Parsedown(); - echo $parsedown->text(file_get_contents($file)); - - echo '</div></div></div>'; - - return array( - "output" => ob_get_clean(), - "return_value" => 0, - ); - } else { - return get_instance()->_colorify($output_cache, $file, $lexer, $is_multipaste ? $filedata["id"] : false); - } - }); - - if ($highlit["return_value"] == 0) { - break; - } else { - $message = "Error trying to process the file. Either the lexer is unknown or something is broken."; - if ($lexer != "text") { - $message .= " Falling back to plain text."; - } - $output_cache->render_now( - array("error_message" => "<p>$message</p>"), - "file/fragments/alert-wide" - ); - } - } - - $data = array_merge($this->data, array( - 'title' => htmlspecialchars($filedata['filename']), - 'id' => $filedata["id"], - 'current_highlight' => htmlspecialchars($lexer), - 'timeout' => $this->mfile->get_timeout_string($filedata["id"]), - 'filedata' => $filedata, - )); - - $output_cache->render_now($data, 'file/html_paste_header'); - $output_cache->render_now($highlit["output"]); - $output_cache->render_now($data, 'file/html_paste_footer'); - } - - private function _display_info($id) { if ($this->mmultipaste->id_exists($id)) { diff --git a/application/service/renderer.php b/application/service/renderer.php new file mode 100644 index 000000000..c6e58165b --- /dev/null +++ b/application/service/renderer.php @@ -0,0 +1,166 @@ +<?php +/* + * Copyright 2017 Florian "Bluewind" Pritz <bluewind@server-speed.net> + * + * Licensed under AGPLv3 + * (see COPYING for full license text) + * + */ + +namespace service; +class renderer { + + + /** + * @param mixed $mfile + */ + public function __construct($mfile, $data) + { + $this->mfile = $mfile; + $this->data = $data; + } + + private function colorify($output_cache, $file, $lexer, $anchor_id = false) + { + $output = ""; + $lines_to_remove = 0; + + $output .= '<div class="code content table">'."\n"; + $output .= '<div class="highlight"><code class="code-container">'."\n"; + + $content = file_get_contents($file); + + $linecount = count(explode("\n", $content)); + if ($lexer === "json" && $linecount === 1) { + $decoded_json = json_decode($content); + if ($decoded_json !== null && $decoded_json !== false) { + $pretty_json = json_encode($decoded_json, JSON_PRETTY_PRINT); + if ($pretty_json !== false) { + $content = $pretty_json; + $output_cache->render_now( + array( + "error_type" => "alert-info", + "error_message" => "<p>The file below has been reformated for readability. It may differ from the original.</p>" + ), + "file/fragments/alert-wide" + ); + } + } + } + + if ($lexer == "ascii") { + // TODO: use exec safe and catch exception + $ret = (new \libraries\ProcRunner(array('ansi2html', '-p'))) + ->input($content) + ->forbid_stderr() + ->exec(); + // Last line is empty + $lines_to_remove = 1; + } else { + // TODO: use exec safe and catch exception + $ret = (new \libraries\ProcRunner(array('pygmentize', '-F', 'codetagify', '-O', 'encoding=guess,outencoding=utf8,stripnl=False', '-l', $lexer, '-f', 'html'))) + ->input($content) + ->exec(); + // Last 2 items are "</pre></div>" and "" + $lines_to_remove = 2; + } + + + $buf = explode("\n", $ret["stdout"]); + $line_count = count($buf); + + for ($i = 1; $i <= $lines_to_remove; $i++) { + unset($buf[$line_count - $i]); + } + + foreach ($buf as $key => $line) { + $line_number = $key + 1; + if ($key == 0) { + $line = str_replace("<div class=\"highlight\"><pre>", "", $line); + } + + $anchor = "n$line_number"; + if ($anchor_id !== false) { + $anchor = "n-$anchor_id-$line_number"; + } + + if ($line === "") { + $line = "<br>"; + } + + // Be careful not to add superflous whitespace here (we are in a <code>) + $output .= "<div class=\"table-row\">" + ."<a href=\"#$anchor\" class=\"linenumber table-cell\">" + ."<span class=\"anchor\" id=\"$anchor\"> </span>" + ."</a>" + ."<span class=\"line table-cell\">".$line."</span><!--\n"; + $output .= "--></div>"; + } + + $output .= "</code></div>"; + $output .= "</div>"; + + return array( + "return_value" => $ret["return_code"], + "output" => $output + ); + } + + public function highlight_file($output_cache, $filedata, $lexer, $is_multipaste) + { + // highlight the file and cache the result, fall back to plain text if $lexer fails + foreach (array($lexer, "text") as $lexer) { + $highlit = cache_function($filedata['data_id'].'_'.$lexer, 100, + function() use ($output_cache, $filedata, $lexer, $is_multipaste) { + $file = $this->mfile->file($filedata['data_id']); + if ($lexer == "rmd") { + ob_start(); + + echo '<div class="code content table markdownrender">'."\n"; + echo '<div class="table-row">'."\n"; + echo '<div class="table-cell">'."\n"; + + require_once(APPPATH."/third_party/parsedown/Parsedown.php"); + $parsedown = new Parsedown(); + echo $parsedown->text(file_get_contents($file)); + + echo '</div></div></div>'; + + return array( + "output" => ob_get_clean(), + "return_value" => 0, + ); + } else { + return $this->colorify($output_cache, $file, $lexer, $is_multipaste ? $filedata["id"] : false); + } + }); + + if ($highlit["return_value"] == 0) { + break; + } else { + $message = "Error trying to process the file. Either the lexer is unknown or something is broken."; + if ($lexer != "text") { + $message .= " Falling back to plain text."; + } + $output_cache->render_now( + array("error_message" => "<p>$message</p>"), + "file/fragments/alert-wide" + ); + } + } + + $data = array_merge($this->data, array( + 'title' => htmlspecialchars($filedata['filename']), + 'id' => $filedata["id"], + 'current_highlight' => htmlspecialchars($lexer), + 'timeout' => $this->mfile->get_timeout_string($filedata["id"]), + 'filedata' => $filedata, + )); + + $output_cache->render_now($data, 'file/html_paste_header'); + $output_cache->render_now($highlit["output"]); + $output_cache->render_now($data, 'file/html_paste_footer'); + } + + +} |