From 684e662a58b02bde225e44d3677987b6fc3adf0b Mon Sep 17 00:00:00 2001
From: ArthurHoaro <arthur@hoa.ro>
Date: Wed, 18 May 2016 21:48:24 +0200
Subject: Replace $GLOBALS configuration with the configuration manager in the
 whole code base

---
 application/Config.php | 221 -------------------------------------------------
 1 file changed, 221 deletions(-)
 delete mode 100644 application/Config.php

(limited to 'application/Config.php')

diff --git a/application/Config.php b/application/Config.php
deleted file mode 100644
index 05a59452..00000000
--- a/application/Config.php
+++ /dev/null
@@ -1,221 +0,0 @@
-<?php
-/**
- * Functions related to configuration management.
- */
-
-/**
- * Re-write configuration file according to given array.
- * Requires mandatory fields listed in $MANDATORY_FIELDS.
- *
- * @param array $config     contains all configuration fields.
- * @param bool  $isLoggedIn true if user is logged in.
- *
- * @return void
- *
- * @throws MissingFieldConfigException: a mandatory field has not been provided in $config.
- * @throws UnauthorizedConfigException: user is not authorize to change configuration.
- * @throws Exception: an error occured while writing the new config file.
- */
-function writeConfig($config, $isLoggedIn)
-{
-    // These fields are required in configuration.
-    $MANDATORY_FIELDS = array(
-        'login', 'hash', 'salt', 'timezone', 'title', 'titleLink',
-        'redirector', 'disablesessionprotection', 'privateLinkByDefault'
-    );
-
-    if (!isset($config['config']['CONFIG_FILE'])) {
-        throw new MissingFieldConfigException('CONFIG_FILE');
-    }
-
-    // Only logged in user can alter config.
-    if (is_file($config['config']['CONFIG_FILE']) && !$isLoggedIn) {
-        throw new UnauthorizedConfigException();
-    }
-
-    // Check that all mandatory fields are provided in $config.
-    foreach ($MANDATORY_FIELDS as $field) {
-        if (!isset($config[$field])) {
-            throw new MissingFieldConfigException($field);
-        }
-    }
-
-    $configStr = '<?php '. PHP_EOL;
-    $configStr .= '$GLOBALS[\'login\'] = '.var_export($config['login'], true).';'. PHP_EOL;
-    $configStr .= '$GLOBALS[\'hash\'] = '.var_export($config['hash'], true).';'. PHP_EOL;
-    $configStr .= '$GLOBALS[\'salt\'] = '.var_export($config['salt'], true).'; '. PHP_EOL;
-    $configStr .= '$GLOBALS[\'timezone\'] = '.var_export($config['timezone'], true).';'. PHP_EOL;
-    $configStr .= 'date_default_timezone_set('.var_export($config['timezone'], true).');'. PHP_EOL;
-    $configStr .= '$GLOBALS[\'title\'] = '.var_export($config['title'], true).';'. PHP_EOL;
-    $configStr .= '$GLOBALS[\'titleLink\'] = '.var_export($config['titleLink'], true).'; '. PHP_EOL;
-    $configStr .= '$GLOBALS[\'redirector\'] = '.var_export($config['redirector'], true).'; '. PHP_EOL;
-    $configStr .= '$GLOBALS[\'disablesessionprotection\'] = '.var_export($config['disablesessionprotection'], true).'; '. PHP_EOL;
-    $configStr .= '$GLOBALS[\'privateLinkByDefault\'] = '.var_export($config['privateLinkByDefault'], true).'; '. PHP_EOL;
-
-    // Store all $config['config']
-    foreach ($config['config'] as $key => $value) {
-        $configStr .= '$GLOBALS[\'config\'][\''. $key .'\'] = '.var_export($config['config'][$key], true).';'. PHP_EOL;
-    }
-
-    if (isset($config['plugins'])) {
-        foreach ($config['plugins'] as $key => $value) {
-            $configStr .= '$GLOBALS[\'plugins\'][\''. $key .'\'] = '.var_export($config['plugins'][$key], true).';'. PHP_EOL;
-        }
-    }
-
-    if (!file_put_contents($config['config']['CONFIG_FILE'], $configStr)
-        || strcmp(file_get_contents($config['config']['CONFIG_FILE']), $configStr) != 0
-    ) {
-        throw new Exception(
-            'Shaarli could not create the config file.
-            Please make sure Shaarli has the right to write in the folder is it installed in.'
-        );
-    }
-}
-
-/**
- * Process plugin administration form data and save it in an array.
- *
- * @param array $formData Data sent by the plugin admin form.
- *
- * @return array New list of enabled plugin, ordered.
- *
- * @throws PluginConfigOrderException Plugins can't be sorted because their order is invalid.
- */
-function save_plugin_config($formData)
-{
-    // Make sure there are no duplicates in orders.
-    if (!validate_plugin_order($formData)) {
-        throw new PluginConfigOrderException();
-    }
-
-    $plugins = array();
-    $newEnabledPlugins = array();
-    foreach ($formData as $key => $data) {
-        if (startsWith($key, 'order')) {
-            continue;
-        }
-
-        // If there is no order, it means a disabled plugin has been enabled.
-        if (isset($formData['order_' . $key])) {
-            $plugins[(int) $formData['order_' . $key]] = $key;
-        }
-        else {
-            $newEnabledPlugins[] = $key;
-        }
-    }
-
-    // New enabled plugins will be added at the end of order.
-    $plugins = array_merge($plugins, $newEnabledPlugins);
-
-    // Sort plugins by order.
-    if (!ksort($plugins)) {
-        throw new PluginConfigOrderException();
-    }
-
-    $finalPlugins = array();
-    // Make plugins order continuous.
-    foreach ($plugins as $plugin) {
-        $finalPlugins[] = $plugin;
-    }
-
-    return $finalPlugins;
-}
-
-/**
- * Validate plugin array submitted.
- * Will fail if there is duplicate orders value.
- *
- * @param array $formData Data from submitted form.
- *
- * @return bool true if ok, false otherwise.
- */
-function validate_plugin_order($formData)
-{
-    $orders = array();
-    foreach ($formData as $key => $value) {
-        // No duplicate order allowed.
-        if (in_array($value, $orders)) {
-            return false;
-        }
-
-        if (startsWith($key, 'order')) {
-            $orders[] = $value;
-        }
-    }
-
-    return true;
-}
-
-/**
- * Affect plugin parameters values into plugins array.
- *
- * @param mixed $plugins Plugins array ($plugins[<plugin_name>]['parameters']['param_name'] = <value>.
- * @param mixed $config  Plugins configuration.
- *
- * @return mixed Updated $plugins array.
- */
-function load_plugin_parameter_values($plugins, $config)
-{
-    $out = $plugins;
-    foreach ($plugins as $name => $plugin) {
-        if (empty($plugin['parameters'])) {
-            continue;
-        }
-
-        foreach ($plugin['parameters'] as $key => $param) {
-            if (!empty($config[$key])) {
-                $out[$name]['parameters'][$key] = $config[$key];
-            }
-        }
-    }
-
-    return $out;
-}
-
-/**
- * Exception used if a mandatory field is missing in given configuration.
- */
-class MissingFieldConfigException extends Exception
-{
-    public $field;
-
-    /**
-     * Construct exception.
-     *
-     * @param string $field field name missing.
-     */
-    public function __construct($field)
-    {
-        $this->field = $field;
-        $this->message = 'Configuration value is required for '. $this->field;
-    }
-}
-
-/**
- * Exception used if an unauthorized attempt to edit configuration has been made.
- */
-class UnauthorizedConfigException extends Exception
-{
-    /**
-     * Construct exception.
-     */
-    public function __construct()
-    {
-        $this->message = 'You are not authorized to alter config.';
-    }
-}
-
-/**
- * Exception used if an error occur while saving plugin configuration.
- */
-class PluginConfigOrderException extends Exception
-{
-    /**
-     * Construct exception.
-     */
-    public function __construct()
-    {
-        $this->message = 'An error occurred while trying to save plugins loading order.';
-    }
-}
-- 
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