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integrated PDFJS to the code file view

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hyung-hwan 2016-02-17 06:18:26 +00:00
parent fb1b7d657c
commit 2afcb8feba
8 changed files with 238 additions and 30 deletions
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1
codepot/README
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@ -281,5 +281,6 @@ LICENSE
CodeFlower MIT CodeFlower MIT
ACE BSD (http://ace.c9.io) ACE BSD (http://ace.c9.io)
Medium-editor https://github.com/yabwe/medium-editor/blob/master/LICENSE Medium-editor https://github.com/yabwe/medium-editor/blob/master/LICENSE
PDFJS https://github.com/mozilla/pdf.js
------------------------------------------------------------------------ ------------------------------------------------------------------------

208
codepot/src/codepot/views/code_file.php
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@ -2,6 +2,41 @@
<html xmlns="http://www.w3.org/1999/xhtml"> <html xmlns="http://www.w3.org/1999/xhtml">
<?php
$fileext = substr(strrchr($file['name'], '.'), 1);
$is_image_file = FALSE;
$is_pdf_file = FALSE;
$is_special_stream = FALSE;
if (array_key_exists('properties', $file) && count($file['properties']) > 0)
{
foreach ($file['properties'] as $pn => $pv)
{
if ($pn == 'svn:mime-type')
{
if ($pv == 'application/octet-stream' &&
in_array (strtolower($fileext), array ('png', 'jpg', 'gif', 'tif', 'bmp', 'ico')))
{
$img = @imagecreatefromstring ($file['content']);
if ($img !== FALSE)
{
@imagedestroy ($img);
$is_image_file = TRUE;
$is_special_stream = TRUE;
break;
}
}
else if ($pv == 'application/pdf')
{
$is_special_stream = TRUE;
$is_pdf_file = TRUE;
break;
}
}
}
}
?>
<head> <head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
@ -24,7 +59,14 @@
<script type="text/javascript" src="<?php print base_url_make('/js/jquery-ui.min.js')?>"></script> <script type="text/javascript" src="<?php print base_url_make('/js/jquery-ui.min.js')?>"></script>
<link type="text/css" rel="stylesheet" href="<?php print base_url_make('/css/jquery-ui.css')?>" /> <link type="text/css" rel="stylesheet" href="<?php print base_url_make('/css/jquery-ui.css')?>" />
<?php <?php
if ($is_pdf_file)
{
printf ('<script type="text/javascript" src="%s"></script>', base_url_make('/js/pdf.min.js'));
}
$enstyle_anchor_text = '<i class="fa fa-magic"></i> ' . $this->lang->line('Enstyle'); $enstyle_anchor_text = '<i class="fa fa-magic"></i> ' . $this->lang->line('Enstyle');
$destyle_anchor_text = '<i class="fa fa-times"></i> ' . $this->lang->line('Destyle'); $destyle_anchor_text = '<i class="fa fa-times"></i> ' . $this->lang->line('Destyle');
@ -67,11 +109,94 @@ function showRawCode()
showing_raw_code = !showing_raw_code; showing_raw_code = !showing_raw_code;
} }
<?php if ($is_pdf_file): ?>
var pdf_doc = null;
var pdf_page_num = 1;
var pdf_rendering_in_progress = false;
var pdf_page_num_pending = null;
var pdf_canvas = null;
var pdf_ctx = null;
function render_pdf_page (num)
{
pdf_rendering_in_progress = true;
// Using promise to fetch the page
pdf_doc.getPage(num).then(function(page) {
var vp1 = page.getViewport (1);
scale = ($('#code_file_result_code').innerWidth() - 20) / vp1.width;
var viewport = page.getViewport(scale);
pdf_canvas.height = viewport.height;
pdf_canvas.width = viewport.width;
// Render PDF page into canvas context
var renderContext = {
canvasContext: pdf_ctx,
viewport: viewport
};
var renderTask = page.render(renderContext);
// Wait for rendering to finish
renderTask.promise.then(function () {
pdf_rendering_in_progress = false;
if (pdf_page_num_pending !== null) {
// New page rendering is pending
render_pdf_pagee(pdf_page_num_pending);
pdf_page_num_pending = null;
}
});
});
$('#code_file_pdf_page_num').text (pdf_page_num);
$('#code_file_pdf_page_slider').val (pdf_page_num);
}
function queue_pdf_rendering_in_progress (num) {
if (pdf_rendering_in_progress)
{
pdf_page_num_pending = num;
}
else
{
render_pdf_page (num);
}
}
function on_next_pdf_page ()
{
if (pdf_page_num >= pdf_doc.numPages) return;
pdf_page_num++;
queue_pdf_rendering_in_progress (pdf_page_num);
}
function on_prev_pdf_page ()
{
if (pdf_page_num <= 1) return;
pdf_page_num--;
queue_pdf_rendering_in_progress (pdf_page_num);
}
function on_first_pdf_page ()
{
pdf_page_num = 1;
queue_pdf_rendering_in_progress (pdf_page_num);
}
function on_last_pdf_page ()
{
pdf_page_num = pdf_doc.numPages;
queue_pdf_rendering_in_progress (pdf_page_num);
}
<?php endif; ?>
$(function () { $(function () {
$('#code_file_metadata').accordion({ $('#code_file_metadata').accordion({
collapsible: true, collapsible: true,
heightStyle: "content" heightStyle: "content"
}); });
$("#code_file_mainarea_loc_info").hide(); $("#code_file_mainarea_loc_info").hide();
@ -120,6 +245,45 @@ $(function () {
return false; return false;
}); });
<?php if ($is_pdf_file): ?>
pdf_canvas = document.getElementById('code_file_pdf_canvas');
pdf_ctx = pdf_canvas.getContext('2d');
PDFJS.workerSrc = "<?php print base_url_make('/js/pdf.worker.min.js'); ?>";
var pdf_data = new Uint8Array( [
<?php
$fc = &$file['content'];
$len = strlen ($fc);
printf ("%d", ord($fc[0]));
/* TODO: use encoding to minimize data size when dumping to pdf_data */
for ($i = 1; $i < $len; $i++) printf (",%d", ord($fc[$i]));
?>
]);
PDFJS.getDocument(pdf_data).then(function (pdf) {
pdf_doc = pdf;
render_pdf_page (pdf_page_num);
$('#code_file_pdf_page_count').text (pdf_doc.numPages);
$('#code_file_pdf_first_page').click (on_first_pdf_page);
$('#code_file_pdf_last_page').click (on_last_pdf_page);
$('#code_file_pdf_next_page').click (on_next_pdf_page);
$('#code_file_pdf_prev_page').click (on_prev_pdf_page);
$(window).resize(function () { queue_pdf_rendering_in_progress (pdf_page_num); });
$('#code_file_pdf_page_slider').prop ('min', 1);
$('#code_file_pdf_page_slider').prop ('max', pdf_doc.numPages);
$('#code_file_pdf_page_slider').change (function () {
pdf_page_num = parseInt(this.value);
queue_pdf_rendering_in_progress (pdf_page_num);
});
});
<?php elseif (!$is_special_stream): ?>
$("#code_file_style_button").button({"label": '<?php print $destyle_anchor_text; ?>'}).click (function () { $("#code_file_style_button").button({"label": '<?php print $destyle_anchor_text; ?>'}).click (function () {
showRawCode(); showRawCode();
return false; return false;
@ -128,6 +292,8 @@ $(function () {
// for code rendering // for code rendering
$("#code_file_result_raw").html ($("#code_file_result_code").html()) $("#code_file_result_raw").html ($("#code_file_result_code").html())
prettyPrint (); prettyPrint ();
<?php endif; ?>
}); });
@ -228,7 +394,6 @@ $this->load->view (
print ' | '; print ' | ';
printf ('%s: %s', $this->lang->line('Size'), $file['size']); printf ('%s: %s', $this->lang->line('Size'), $file['size']);
if ((isset($login['id']) && $login['id'] != '')) if ((isset($login['id']) && $login['id'] != ''))
{ {
print ' '; print ' ';
@ -270,7 +435,7 @@ $this->load->view (
print anchor ('#', $history_anchor_text, 'id="code_file_history_button"'); print anchor ('#', $history_anchor_text, 'id="code_file_history_button"');
//print anchor ('', $download_anchor_text, 'id="code_file_download_button"'); //print anchor ('', $download_anchor_text, 'id="code_file_download_button"');
print anchor ("code/fetch/{$project->id}/${hex_headpath}{$revreq}", $download_anchor_text, 'id="code_file_download_button"'); print anchor ("code/fetch/{$project->id}/${hex_headpath}{$revreq}", $download_anchor_text, 'id="code_file_download_button"');
print anchor ('#', $this->lang->line('Enstyle'), 'id="code_file_style_button"'); if (!$is_special_stream) print anchor ('#', $this->lang->line('Enstyle'), 'id="code_file_style_button"');
print '</div>'; print '</div>';
print '<div class="metadata-commit-date">'; print '<div class="metadata-commit-date">';
@ -315,7 +480,6 @@ $this->load->view (
<div id="code_file_result" class="codepot-relative-container-view codepot-styled-code-view" > <div id="code_file_result" class="codepot-relative-container-view codepot-styled-code-view" >
<?php <?php
$fileext = substr(strrchr($file['name'], '.'), 1);
if ($fileext == 'adb' || $fileext == 'ads') $fileext = 'ada'; if ($fileext == 'adb' || $fileext == 'ads') $fileext = 'ada';
else if ($fileext == 'pas') $fileext = 'pascal'; else if ($fileext == 'pas') $fileext = 'pascal';
else if ($fileext == 'bas') $fileext = 'basic'; else if ($fileext == 'bas') $fileext = 'basic';
@ -329,33 +493,23 @@ if ($login['settings'] != NULL &&
<pre class="prettyprint <?php print $prettyprint_linenums?> <?php print $prettyprint_lang?>" id="code_file_result_code"> <pre class="prettyprint <?php print $prettyprint_linenums?> <?php print $prettyprint_lang?>" id="code_file_result_code">
<?php <?php
$is_octet_stream = FALSE; if ($is_image_file)
if (array_key_exists('properties', $file) && count($file['properties']) > 0)
{ {
foreach ($file['properties'] as $pn => $pv) print ('<img src="data:image;base64,' . base64_encode ($file['content']) . '" alt="[image]" />');
{
if ($pn == 'svn:mime-type' && $pv == 'application/octet-stream')
{
$is_octet_stream = TRUE;
break;
}
}
} }
else if ($is_pdf_file)
$is_image_stream = FALSE;
if ($is_octet_stream ||
in_array (strtolower($fileext), array ('png', 'jpg', 'gif', 'tif', 'bmp', 'ico')))
{ {
$img = @imagecreatefromstring ($file['content']); print '<div id="code_file_pdf_navigator">';
if ($img !== FALSE) print '<button id="code_file_pdf_first_page"><i class="fa fa-fast-backward"></i></button>';
{ print '<button id="code_file_pdf_prev_page"><i class="fa fa-backward"></i></button>';
@imagedestroy ($img); print '<input type="range" id="code_file_pdf_page_slider"/>';
print ('<img src="data:image;base64,' . base64_encode ($file['content']) . '" alt="[image]" />'); print '<span id="code_file_pdf_page"><span id="code_file_pdf_page_num"></span>/<span id="code_file_pdf_page_count"></span></span>';
$is_image_stream = TRUE; print '<button id="code_file_pdf_next_page"><i class="fa fa-forward"></i></button>';
} print '<button id="code_file_pdf_last_page"><i class="fa fa-fast-forward"></i></button>';
print '</div>';
print '<canvas id="code_file_pdf_canvas" style="border:1px solid black;"/>';
} }
else
if (!$is_image_stream)
{ {
$charset = ''; $charset = '';
if (array_key_exists('properties', $file) && count($file['properties']) > 0) if (array_key_exists('properties', $file) && count($file['properties']) > 0)

14
codepot/src/css/code.css
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@ -101,6 +101,20 @@
color: #FFFFFF !important; color: #FFFFFF !important;
} }
#code_file_pdf_navigator {
padding: 0.5em 1em 0.5em 1em;
}
#code_file_pdf_page_slider {
padding-left: 0.5em;
}
#code_file_pdf_page {
padding-right: 0.5em;
}
#code_file_pdf_canvas {
border: none !important;
}
/*----------------------------------------------- /*-----------------------------------------------
* project source folder view * project source folder view
*-----------------------------------------------*/ *-----------------------------------------------*/

2
codepot/src/css/common.css
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@ -817,7 +817,7 @@ span.codepot-open-issue-count {
line-height: 0.9em; line-height: 0.9em;
} }
/* normal blockquote is for indentation */ */ /* normal blockquote is for indentation */
.codepot-plain-text-view blockquote, .codepot-plain-text-view blockquote,
.codepot-styled-text-view blockquote, .codepot-styled-text-view blockquote,
.codepot-styled-text-preview blockquote { .codepot-styled-text-preview blockquote {

4
codepot/src/js/Makefile.am
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@ -28,7 +28,9 @@ www_DATA = \
medium-editor-tables.js \ medium-editor-tables.js \
showdown.js \ showdown.js \
d3.min.js \ d3.min.js \
CodeFlower.js CodeFlower.js \
pdf.min.js \
pdf.worker.min.js
EXTRA_DIST = $(www_DATA) EXTRA_DIST = $(www_DATA)

5
codepot/src/js/Makefile.in
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@ -181,7 +181,10 @@ www_DATA = \
medium-editor-tables.js \ medium-editor-tables.js \
showdown.js \ showdown.js \
d3.min.js \ d3.min.js \
CodeFlower.js CodeFlower.js \
pdf.min.js \
pdf.worker.min.js
EXTRA_DIST = $(www_DATA) EXTRA_DIST = $(www_DATA)
all: all-recursive all: all-recursive

7
codepot/src/js/pdf.min.js vendored Normal file
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codepot/src/js/pdf.worker.min.js vendored Normal file
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