mirror of
https://github.com/sbrl/Pepperminty-Wiki.git
synced 2024-12-23 01:55:01 +00:00
93 lines
2.8 KiB
PHP
93 lines
2.8 KiB
PHP
<?php
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register_module([
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"name" => "Uploader",
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"version" => "0.1",
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"author" => "Starbeamrainbowlabs",
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"description" => "Adds the ability to upload files to Pepperminty Wiki. Uploaded files act as pages and have the special 'File:' prefix.",
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"id" => "feature-upload",
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"code" => function() {
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add_action("upload", function() {
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global $settings;
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switch($_SERVER["REQUEST_METHOD"])
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{
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case "GET":
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// Send upload page
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if($settings->allow_uploads)
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exit(page_renderer::render("Upload - $settings->sitename", "<form method='post' action='?action=upload' enctype='multipart/form-data'>
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<label for='file'>Select a file to upload.</label>
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<input type='file' name='file' />
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<br />
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<label for='filename'>File Name:</label>
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<input type='text' name='filename' />
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<br />
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<input type='submit' value='Upload' />
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</form>"));
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else
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exit(page_renderer::render("Error - Upload - $settings->sitename", "<p>$settings->sitename does not currently have uploads enabled. <a href='javascript:history.back();'>Go back</a>.</p>"));
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break;
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case "PUT":
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case "POST":
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// Recieve file
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break;
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}
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});
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add_action("preview", function() {
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global $settings;
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// todo render a preview here
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/*
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* size (image outputs only, possibly width / height)
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* 1-2048 (configurable)
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* filetype
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* either a mime type or 'native'
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*/
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});
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page_renderer::register_part_preprocessor(function(&$parts) {
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// Todo add the preview to the top o fthe page here, but onyl if the current action is view and we are on a page prefixed with file:
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});
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}
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]);
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//// Pair of functions to calculate the actual maximum upload size supported by the server
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//// Lifted from Drupal by @meustrus from Stackoverflow. Link to answer:
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//// http://stackoverflow.com/a/25370978/1460422
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// Returns a file size limit in bytes based on the PHP upload_max_filesize
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// and post_max_size
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function file_upload_max_size()
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{
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static $max_size = -1;
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if ($max_size < 0) {
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// Start with post_max_size.
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$max_size = parse_size(ini_get('post_max_size'));
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// If upload_max_size is less, then reduce. Except if upload_max_size is
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// zero, which indicates no limit.
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$upload_max = parse_size(ini_get('upload_max_filesize'));
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if ($upload_max > 0 && $upload_max < $max_size) {
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$max_size = $upload_max;
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}
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}
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return $max_size;
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}
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function parse_size($size) {
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$unit = preg_replace('/[^bkmgtpezy]/i', '', $size); // Remove the non-unit characters from the size.
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$size = preg_replace('/[^0-9\.]/', '', $size); // Remove the non-numeric characters from the size.
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if ($unit) {
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// Find the position of the unit in the ordered string which is the power of magnitude to multiply a kilobyte by.
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return round($size * pow(1024, stripos('bkmgtpezy', $unit[0])));
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} else {
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return round($size);
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}
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}
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?>
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