Add edit_htaccess plugin (requires testing) see BT#12478

plugin/edit_htaccess/index.php

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+<?php

plugin/edit_htaccess/install.php

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+<?php

plugin/edit_htaccess/plugin.php

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+<?php
+
+api_protect_admin_script();
+
+//the plugin title
+$plugin_info['title'] = 'Edit htaccess';
+//the comments that go with the plugin
+$plugin_info['comment'] = 'Edit htaccess';
+//the plugin version
+$plugin_info['version'] = '1.0';
+//the plugin author
+$plugin_info['author'] = 'Julio Montoya';
+
+$editFile = false;
+
+$file = api_get_path(SYS_PATH).'.htaccess';
+if (!file_exists($file)) {
+    Display::addFlash(
+        Display::return_message(
+            "$file does not exists. ",
+            'warning'
+        )
+    );
+} else {
+    if (is_readable($file) && is_writable($file)) {
+        $editFile = true;
+    } else {
+        if (!is_readable($file)) {
+            Display::addFlash(
+                Display::return_message("$file is not readable", 'warning')
+            );
+        }
+
+        if (!is_writable($file)) {
+            Display::addFlash(
+                Display::return_message("$file is not writable", 'warning')
+            );
+        }
+    }
+}
+
+if ($editFile) {
+    $originalContent = file_get_contents($file);
+    $beginLine = '###@@ This part was generated by the edit_htaccess plugin @@##';
+    $endLine = '###@@ End @@##';
+
+    $handler = fopen($file, 'r');
+    $deleteLinesList = [];
+    $deleteLine = false;
+    $contentNoBlock = '';
+    $block = '';
+    while (!feof($handler)) {
+        $line = fgets($handler);
+        $lineTrimmed = trim($line);
+
+        if ($lineTrimmed == $beginLine) {
+            $deleteLine = true;
+        }
+
+        if ($deleteLine) {
+            $block .= $line;
+        } else {
+            $contentNoBlock .= $line;
+        }
+
+        if ($lineTrimmed == $endLine) {
+            $deleteLine = false;
+        }
+    }
+
+    fclose($handler);
+    $block = str_replace($beginLine, '', $block);
+    $block = str_replace($endLine, '', $block);
+
+    $form = new FormValidator('htaccess');
+    $form->addHtml('The following text will be added in the /.htaccess');
+    $form->addTextarea('text', get_lang('Text'), ['rows' => '15']);
+    $form->addButtonSave(get_lang('Save'));
+    $form->setDefaults(['text' => $block]);
+    if ($form->validate()) {
+        $values = $form->getSubmitValues();
+        $text = $values['text'];
+
+        // Restore htaccess with out the block
+        $newFileContent = $contentNoBlock;
+        $newFileContent .= $beginLine.PHP_EOL;
+        $newFileContent .= $text.PHP_EOL;
+        $newFileContent .= $endLine;
+        file_put_contents($file, $newFileContent);
+
+        $handle = curl_init(api_get_path(WEB_PATH));
+        curl_setopt($handle, CURLOPT_RETURNTRANSFER, true);
+        $response = curl_exec($handle);
+        $httpCode = curl_getinfo($handle, CURLINFO_HTTP_CODE);
+        curl_close($handle);
+
+        // Looks htaccess contains errors. Restore as it was.
+        if ($httpCode != 200) {
+            Display::addFlash(
+                Display::return_message(
+                    'Check your htaccess instructions. The original file was restored.',
+                    'warning'
+                )
+            );
+            file_put_contents($file, $originalContent);
+        } else {
+            Display::addFlash(Display::return_message('Saved'));
+        }
+    }
+    $plugin_info['settings_form'] = $form;
+}
+