add WordFilter

addons/languages/Chinese/definitions.WordFilter.php

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+<?php
+$definitions["Word filters"] = "文字替换";
+$definitions["message.wordFilterInstructions"] = "每一个字符为一行，格式为 <strong>要替换的文字|替换的文字</strong> ; <br>若没有输入要替换的文字则由 ** 替代。<br>英文不区分大小写，可以使用正则";

addons/plugins/WordFilter/.gitignore

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+.buildpath
+.project
+.settings
+.htaccess
+
+# Compiled source
+*.com
+*.class
+*.dll
+*.exe
+*.o
+*.so
+
+# Packages
+*.7z
+*.dmg
+*.gz
+*.iso
+*.jar
+*.rar
+*.tar
+*.zip
+
+# Logs and databases
+*.log
+*.sql
+*.sqlite
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+*~

addons/plugins/WordFilter/README.md

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+# Word Filter Plugin
+
+Perform find and replace on post content when posts are displayed.
+
+## Installation
+
+[Download](https://github.com/esotalk/WordFilter/archive/master.zip) or clone the Word Filter plugin repo into your esoTalk plugin directory:
+
+	cd ESOTALK_DIR/addons/plugins/
+	git clone [email protected]:esotalk/WordFilter.git WordFilter
+
+Navigate to the the admin/plugins page and activate the Word Filter plugin.
+
+## Translation
+
+Create `definitions.WordFilter.php` in your language pack with the following definitions:
+
+	$definitions["Word filters"] = "Word filters";
+	$definitions["message.wordFilterInstructions"] = "Enter each word on a new line. Optionally specify a replacement after a vertical bar (|) character; otherwise, the word will be replaced with asterisks (*). Words are case-insensitive. Regular expressions are allowed.";

addons/plugins/WordFilter/plugin.php

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+<?php
+// Copyright 2011 Toby Zerner, Simon Zerner
+// This file is part of esoTalk. Please see the included license file for usage information.
+
+if (!defined("IN_ESOTALK")) exit;
+
+ET::$pluginInfo["WordFilter"] = array(
+	"name" => "文字替换",
+	"description" => "替换特殊字符",
+	"version" => ESOTALK_VERSION,
+	"author" => "esoTalk Team",
+	"authorEmail" => "[email protected]",
+	"authorURL" => "http://esotalk.org",
+	"license" => "GPLv2",
+	"dependencies" => array(
+		"esoTalk" => "1.0.0g4"
+	)
+);
+
+
+class ETPlugin_WordFilter extends ETPlugin {
+
+
+	public function handler_format_format($sender)
+	{
+		$filters = C("plugin.WordFilter.filters", array());
+
+		if (!count($filters)) return;
+
+		// Pass each instance of any filtered word to our callback.
+		$words = array_keys($filters);
+		$sender->content = preg_replace_callback('#\b('.implode('|', $words).')\b#i', array($this, "filterCallback"), $sender->content);
+	}
+
+
+	public function filterCallback($matches)
+	{
+		$filters = C("plugin.WordFilter.filters", array());
+
+		// Construct a mapping of lowercase words to their normal case in the filters array.
+		$keys = array_keys($filters);
+		$map = array();
+		foreach ($keys as $key) {
+			$map[strtolower($key)] = $key;
+		}
+
+		$match = $matches[1];
+
+		// If there's a replacement for this particular casing of the word, use that.
+		if (!empty($filters[$match])) $replacement = $filters[$match];
+
+		// If there's a replacement for a lowercased version of this word, use that.
+		elseif (!empty($filters[$map[strtolower($match)]])) $replacement = $filters[$map[strtolower($match)]];
+
+		// Otherwise, use asterisks.
+		else $replacement = str_repeat("*", strlen($match));
+
+		return $replacement;
+	}
+
+
+	// Construct and process the settings form.
+	public function settings($sender)
+	{
+		// Expand the filters array into a string that will go in the textarea.
+		$filters = C("plugin.WordFilter.filters", array());
+		$filterText = "";
+		foreach ($filters as $word => $replacement) {
+			$filterText .= $word.($replacement ? "|$replacement" : "")."\n";
+		}
+		$filterText = trim($filterText);
+
+		// Set up the settings form.
+		$form = ETFactory::make("form");
+		$form->action = URL("admin/plugins/settings/WordFilter");
+		$form->setValue("filters", $filterText);
+
+		// If the form was submitted...
+		if ($form->validPostBack("wordFilterSave")) {
+
+			// Create an array of word filters from the contents of the textarea.
+			// Each line is a new element in the array; keys and values are separated by a | character.
+			$filters = array();
+			$lines = explode("\n", strtr($form->getValue("filters"), array("\r\n" => "\n", "\r" => "\n")));
+			foreach ($lines as $line) {
+				if (!$line) continue;
+				$parts = explode("|", $line, 2);
+				if (!$parts[0]) continue;
+				$filters[$parts[0]] = @$parts[1];
+			}
+
+			// Construct an array of config options to write.
+			$config = array();
+			$config["plugin.WordFilter.filters"] = $filters;
+
+			if (!$form->errorCount()) {
+
+				// Write the config file.
+				ET::writeConfig($config);
+
+				$sender->message(T("message.changesSaved"), "success autoDismiss");
+				$sender->redirect(URL("admin/plugins"));
+
+			}
+		}
+
+		$sender->data("wordFilterSettingsForm", $form);
+		return $this->view("settings");
+	}
+
+
+}

addons/plugins/WordFilter/views/settings.php

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+<?php
+// Copyright 2013 Toby Zerner, Simon Zerner
+// This file is part of esoTalk. Please see the included license file for usage information.
+
+if (!defined("IN_ESOTALK")) exit;
+
+$form = $data["wordFilterSettingsForm"];
+?>
+<?php echo $form->open(); ?>
+
+<div class='section'>
+
+<ul class='form'>
+
+<li>
+<label><?php echo T("Word filters"); ?></label>
+<?php echo $form->input("filters", "textarea", array("style" => "height:200px; width:350px")); ?>
+<small><?php echo T("message.wordFilterInstructions", "Enter each word on a new line. Optionally specify a replacement after a vertical bar (|) character; otherwise, the word will be replaced with asterisks (*). Words are case-insensitive. Regular expressions are allowed."); ?></small>
+</li>
+
+</ul>
+
+</div>
+
+<div class='buttons'>
+<?php echo $form->saveButton("wordFilterSave"); ?>
+</div>
+
+<?php echo $form->close(); ?>