common_functions.php

一个基于PHP网页的Flash播放器

<?php
/*
    Fun珲es gen閞icas para sites em geral
    Autor: Diogo Barioni Abdalla
*/

//retorna o nome da URL atual, com ou sem extens玢o (default sem)
function getFileName($ext = false)
{
    $arr = explode('/',$_SERVER['PHP_SELF']);
    $file_name = end($arr);
    if(!$ext)
    {
        $arr = explode('.',$file_name);
        return $arr[0];
    }//if !ext
    else return $file_name;
}//getAdressName

function imagePopup($img_file)
{
    $popup_size = getimagesize($img_file);
    return "popupWin('$img_file','img','width={$popup_size[0]}, height={$popup_size[1]}');";
}//ImagePopup

function uploadFiles($target_path, $alert = true)
{
    foreach($_FILES as $field=>$file)
    {
        if($file['name'])
        {
            @mkdir($target_path, 0777);
            @chmod($target_path, 0777);
            $name = $file['name'];
            $file_name = $target_path.$name;
            $n = 1;
            $new_name = null;
            while(file_exists($file_name))
            {
            	$new_name = "($n)$name";
            	$file_name = $target_path.$new_name;
            	$n++;
            }//while file_exists
            if(!is_null($new_name))$name = $new_name;
            if(!move_uploaded_file($file['tmp_name'], $file_name))
            {
            	if($alert === true)JSAlert("ERRO NO UPLOAD!");
            	return false;
            }//if !move
            @chmod($file_name, 0777);
            $_REQUEST[$field] = $name;
            return true;
        }//if file
    }//foreach files       
}//UploadFile

function delFile()
{
    @unlink($_REQUEST['file_dir'].$file_name);
    $result = $table->updateByID(array($_REQUEST['files']=>''), $_REQUEST[$id_field]);
    $ok_msg = 'Arquivo exclu韉o!';    
}//DelFile

function delFileLink($file, $file_name, $id, $file_dir)
{
    $output = "$file_name&nbsp;";
    if(strpos($_SERVER['REQUEST_URI'], '?') === false)$sep = '?';
    	else $sep = '&';
    $output .= "<a style=\"color:#6633FF\" href=\"{$_SERVER['REQUEST_URI']}$sep"."&handleRequest=1&file=$file&acao=del_file&id=$id&file_dir=$file_dir&file_name=$file_name\">excluir</a>";    
    return $output;
}//DelFileLink

function getFileText($file_name, $limit = '8192')
{
	$handle = fopen($file_name, "r");
	$text = '';
	while(!feof($handle))$text .= fread($handle, 8192);
	fclose($handle);
	return $text;
}//readFile

function UFArray()
{
    return array('AC','AL','AP','AM','BA','CE','DF','GO','ES','MA','MT','MS','MG','PA','PB','PR','PE','PI','RJ','RN','RS','RO','RR','SC','SE','SP','TO');    
}//UFArray

function makeGrid($list, $cols)
{
	if(!is_array($list))return false;	
    $r = 0;
    $row = array();
    $grid = array();
    foreach($list as $item)
    {
        $row[] = $item;
        $r++;
        if($r == $cols)
        {
            $grid[] = $row;
            $row = array();
            $r = 0;
        }//if            
    }//for
    if(count($row) > 0)$grid[] = $row;
    return $grid;
}//makeGrid

function stringCut($string, $maxsize, $close = '...')
{
	if(strlen($string) < $maxsize)return $string;
   	$string = substr($string, 0, $maxsize);
   	return substr($string, 0, strrpos($string, ' ')).$close;
}//stringCut

function stringCutList($string_list, $maxsize)
{
    for($i = 0; $i < count($string_list); $i++)if(strlen($string_list[$i]) > $maxsize)$string_list[$i] = stringCut($string_list[$i], $maxsize);
    return $string_list;
}//stringCutList

function makePages($total, $limit, $url = null, $page_field = 'list_page')
{
	if(is_null($url))$url = $_SERVER['REQUEST_URI'];
	if(strpos($url, '?') !== false)
	{
		if(strpos($url, $page_field) !== false)$url = preg_replace("/$page_field=.*/", "$page_field=", $_SERVER['REQUEST_URI']);
			else $url .= "&$page_field=";
	}//if ?
	else $url .= "?$page_field=";	
	$pages = array();
	if($total == 0)
	{		
		$obj = new stdClass();
		$obj->start = 0;
		$obj->end = 0;
		$obj->href = $url.'1';
		$obj->num = 1;
		$pages[1] = $obj;
	}//if total 0
	else 
	{
		$pages_num = floor($total/$limit); 
		$rest = $total%$limit;
		if($rest > 0)$pages_num++;
		for($p = 1; $p <= $pages_num; $p++)
		{
			$obj = new stdClass();
			$obj->start = ($p - 1) * $limit;
			if(($p == $pages_num) && ($rest > 0))$obj->end = $obj->start + $rest;
			else $obj->end = $obj->start + $limit;
			$obj->href = $url.$p;
			$obj->num = $p;
			$pages[$p] = $obj;
		}//for p
	}//else normal
	return $pages;
}//makePages

function superPaginator($table, $query, $page, $limit, $list_type = 'Obj', $url = null)
{
	$obj = new stdClass();
	$obj->total = $table->getNumRows($query);
	if(!$obj->total)return false;
	$obj->pages = makePages($obj->total, $limit, $url);	
	if($obj->pages[$page])$obj->cur_page = $obj->pages[$page];
		else $obj->cur_page = $obj->pages[1];
	if($obj->pages[$obj->cur_page->num - 1])$obj->prev_page = $obj->pages[$obj->cur_page->num - 1];
	if($obj->pages[$obj->cur_page->num + 1])$obj->next_page = $obj->pages[$obj->cur_page->num + 1];
	$obj->total_pages = count($obj->pages);
	$query .= " LIMIT {$obj->cur_page->start}, $limit";	
	$method = 'make'.$list_type.'List';	
	if(method_exists($table, $method))$obj->list = $table->$method($query);
		else $obj->list = $table->makeArr($query);
	return $obj;	
}//superPaginator

function makeOptions($list, $sel_value = '', $simple = false, $choose = '')
{	
	if($choose != '')$options = "<option value=\"\">$choose";
		else $options = '';
	$selected = '';
	foreach($list as $value=>$label)
	{
		if($simple)$value = $label;			
		if($value == $sel_value)$selected = 'selected';
		else if(is_array($sel_value))
		{
			if(in_array($value, $sel_value))$selected = 'selected';
				else $selected = '';
		}//else if array
		else $selected = '';			
		$options .= "<option $selected value='$value'>$label\n";
	}//foreach list
	return $options;
}//makeOptions

function makeOptionsAdv($list, $value_field, $label_field, $sel_value = '', $choose = '', $list_type = 'assoc')
{	
	if($choose != '')$options = "<option value=\"\">$choose";
		else $options = '';
	$selected = '';
	foreach($list as $item)
	{
		if($list_type == 'assoc')
		{
			$value = $item[$value_field];
			$label = $item[$label_field];
		}//if assoc
		else if($list_type == 'obj')
		{
			$value = $item->$value_field;
			$label = $item->$label_field;
		}//else if obj
				
		if($value == $sel_value)$selected = 'selected';
		else if(is_array($sel_value))
		{
			if(in_array($value, $sel_value))$selected = 'selected';
				else $selected = '';
		}//else if array
		else $selected = '';			
		$options .= "<option $selected value='$value'>$label\n";
	}//foreach list
	return $options;
}//makeOptionsAdv

function makeRadio($name, $list, $sel_value = null, $separator = '&nbsp;', $simple = false, $extra = '')
{
	if(!is_array($list))return '';
	$radio = '';
	foreach($list as $value=>$label)
	{
		if($simple)$value = $label;	
		if($label == $sel_value)$selected = 'selected';			
			else $selected = '';			
		$radio .= "<input $selected name=\"$name\" type=\"radio\" value=\"$value\" $extra/>$label\n$separator";
	}//foreach list
}//makeRadio

function imageResize($img, $target) 
{
	$img_size = getimagesize($img);
	$width = $img_size[0];
	$height = $img_size[1];		
	if ($width > $height)$percentage = ($target / $width);
		else $percentage = ($target / $height);
	$width = round($width * $percentage);
	$height = round($height * $percentage);
	return "width=\"$width\" height=\"$height\""; 		
}//imageResize	

//cria thumbnails automaticamente
function thumbnailMachine($img_fm, $dir, $target_x, $target_y, $quality = 70, $prefix = '_thumb_') 
{	
	//define nome de arquivo da imagem original e da nova imagem
	$img = $dir.$img_fm;
	if(!file_exists($img))return $img; //se arquivo n鉶 existe, retorna
    $img_fm_arr = explode('.', $img_fm);
    $new_fm = $dir.$prefix.$img_fm_arr[0].'_'.$target_x.'x'.$target_y.'.'.$img_fm_arr[1];	    
    if(file_exists($new_fm))return $new_fm; //se thumbnail j