/********************************************
* ALGPDF - Analyze Links and Generate PDF *
* Algpdf common functions *
* *
* Author: José Filipe Lopes Santos *
* Date last modified: 19-05-2008 *
* *
*********************************************/
/**
Open a popup / window.
Parameters:
file - file
window_width - width of the window
window_height - height of the window
window_name - name of the window
*/
function open_window(file,window_width,window_height,window_name){
var win = window.open(file,window_name,"toolbar=no,location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width="+window_width+",height="+window_height);
}
/**
Change the string, based in options selected.
Parameters:
f - form
listbox - listbox / select multiple
fiel_str - field with the string of values
*/
function change_str(f,listbox,field_str){
var str = "";
for (var i=0;i<listbox.length;i++){
if (listbox.options[i].selected) // if option selected
// append this value to string
str = str + "," + listbox.options[i].value;
}
// cut the first ';'
if (str != "")
str = str.substring(1,str.length)
// save string to field
eval("document."+f.name+"."+field_str+".value = '"+str+"'");
}
/**
Overwrite the submitbutton function, to validate fields of the configuration.
Parameters:
pressbutton - value of the pressed button
*/
function submitbutton(pressbutton) {
// get a variable with the form
var form = document.adminForm;
// if button pressed is not 'save', submit the form data, without restrictions
if (pressbutton != "save"){
submitform(pressbutton);
return;
}
// do field validation
try {
form.onsubmit();
}
catch(e) {}
// check if has empty fields, when that is obligatory
if (isEmpty(form,"path_storefiles"))
alert("Must have the Path for storing files");
else if (isEmpty(form,"analyze_cats"))
alert("Must have the Categories to analyze");
else
submitform(pressbutton);
}
/**
Verify if the field is empty.
Parameters:
form - form in use
fieldname - name of the field
*/
function isEmpty(form,fieldname){
// gets the value of these field
var value = eval("document."+form.name+"."+fieldname+".value");
if (value == "") return true;
else return false;
}
/**
* Submit data to analyze links.
*
* @param handler f form in use
* @param string listbox_content listbox to select content
* @param string descr description of the listbox to select content
* @param string field_name_pdf field with the name of the pdf
* @param string descr_name_pdf description of the field with the name of the pdf
* @param string listbox_overwrite listbox to select overwrite pdf options
* @param string field_step name of the hidden with the step
* @param string field_pdf_ok name of the hidden with a flag that identifies if the name of the pdf is ok
* @param string field_submited name of the hidden with a flag that identifies if the data is submited
*/
function AnalyzeLinks(f,listbox_content,descr,field_name_pdf,descr_name_pdf,listbox_overwrite,field_step,field_pdf_ok,field_submited){
// set variable with the listbox
var listbox = eval("document."+f.name+"."+listbox_content);
// number of the selected items
var n_selected = 0;
// count the number of the options selected
for (var i = 0; i < listbox.length; i++){
if (listbox.options[i].selected)
n_selected++;
}
if (n_selected == 0) // no options selected
alert("Must have the "+descr);
else if (isEmpty(f,field_name_pdf))
alert("Must have the "+descr_name_pdf);
else {
// get values
var step = eval("document."+f.name+"."+field_step+".value");
var ok = eval("document."+f.name+"."+field_pdf_ok+".value");
// get listbox object, of the name of the pdf
var listbox2 = eval("document."+f.name+"."+listbox_overwrite);
// get value of the overwrite flag
var overwrite = 0;
for (var i=0; i<listbox2.length; i++){
if (listbox2.options[i].selected){
overwrite = listbox2.options[i].value;
break;
}
}
// if name of pdf is not empty and not overwrite and is not ok => then back 1 step to modify name of the pdf
if (overwrite == 0 && ok == "n"){
step = step -1;
eval("document."+f.name+"."+field_step+".value = '"+step+"'");
}
// modify submited flag
eval("document."+f.name+"."+field_submited+".value = 'y'");
f.submit(); // submit data
}
}
/**
Stop loading.
This function stop loading, when a page is loaded, modifying text and img that indicates this is loading,
and enable button to continue.
*/
function stopLoading(){
// settings
var layer_text = "loading_label";
var layer_img = "loading_img";
var formname = "analyzing";
var buttonname = "continue_bt";
// changes the text and the image in these layers
if (document.all){ // IE
document.all(layer_text).innerHTML = "<h1 align='center'>Page loaded</h1>";
document.all(layer_img).innerHTML = "";
} else if (document.getElementById) { // Firefox and others
document.getElementById(layer_text).innerHTML = "<h1 align='center'>Page loaded</h1>";
document.getElementById(layer_img).innerHTML = "";
}
// enable the button and modify foregroud color
eval("document."+formname+"."+buttonname+".disabled = false");
eval("document."+formname+"."+buttonname+".style.color = '#000000'");
}
/**
Stop loading 2.
This function stop loading, when a page is loaded, modifying text and img that indicates this is loading,
and enable button to finish.
*/
function stopLoading2(){
// settings
var layer_text = "loading_label";
var layer_img = "loading_img";
var formname = "gen";
var buttonname = "finish";
// changes the text and the image in these layers
if (document.all){ // IE
document.all(layer_text).innerHTML = "<h1 align='center'>Page loaded</h1>";
document.all(layer_img).innerHTML = "";
} else if (document.getElementById) { // Firefox and others
document.getElementById(layer_text).innerHTML = "<h1 align='center'>Page loaded</h1>";
document.getElementById(layer_img).innerHTML = "";
}
// enable the button and modify foregroud color
eval("document."+formname+"."+buttonname+".disabled = false");
eval("document."+formname+"."+buttonname+".style.color = '#000000'");
}
/**
* Toggles the check state of a group of checkboxes, in multiple listings.
*
* @param object f form in use
* @param string prefix_checks prefix used in these checkboxes
* @param string field_checkall field with the checkbox to check/uncheck all
* @param string field_boxchecked field hidden to store number of checkboxes checked
*/
function checkAllMultiple(f,n,prefix_checks,field_checkall,field_boxchecked) {
// variable with property check of the checkbox to check all
var checked = eval("document."+f.name+"."+field_checkall+".checked");
var n2 = 0;
for (i=0; i < n; i++) {
cb = eval("document."+f.name+"."+prefix_checks+""+i);
if (cb) {
cb.checked = checked;
n2++;
}
}
if (checked)
eval("document."+f.name+"."+field_boxchecked+".value = "+n2);
else
eval("document."+f.name+"."+field_boxchecked+".value = 0");
}
/**
* Verify if this checkbox is checked, in multiple listings.
*
* This function, verify if this checkbox is checked,
* and update the number of checkboxes checked of this group,
* used in multiple listings.
*
* @param object f form in use
* @param bool is_checked identifies if this checkbox is checked
* @param string field_boxchecked field hidden to store number of checkboxes checked
*/
function isCheckedMultiple(f,is_checked,field_boxchecked){
// get boxchecked object
var boxchecked = eval("document."+f.name+"."+field_boxchecked);
if (is_checked == true) // is checked
// increase number of checkboxes checked, of this group
boxchecked.value++;
else // is unchecked
// decrease number of checkboxes checked, of this group
boxchecked.value--;
}
/**
* Submit data from the list links page.
*
* @param object f form in use
* @param string pref_attachs prefix used in checkboxes to attachements
* @param string pref_contents prefix used in checkboxes to contents
* @param integer n_attachs number of the attachements
* @paran integer n_contents number of the contents
*/
function SubmitListLinks(f,pref_attachs,pref_contents,n_attachs,n_contents){
var n_checks = 0; // number of checkboxes checked
// detect number of checked attachements
for (var i=0;i < n_attachs; i++){
if (eval("document."+f.name+"."+pref_attachs+""+i+".checked"))
n_checks++;
}
// detect number of checked contents
for (var i=0;i < n_contents; i++){
if (eval("document."+f.name+"."+pref_contents+""+i+".checked"))
n_checks++;
}
// check if has empty fields, when that is obligatory
if (n_checks == 0)
alert("Must have any checkboxes checked");
else
// submit data
f.submit();
}
/**
* Set the name of the pdf.
*
* @param handler f formulário em causa
* @param string field_listbox listbox with the selected content
* @param string field_name_pdf textbox with the name of the pdf
* @param string field_submited name of the hidden with a flag that indifies if the data is submited
*/
function setNamePdf(f,field_listbox,field_name_pdf,field_submited){
// get the values for name of the pdf and submited flag
var name_pdf = eval("document."+f.name+"."+field_name_pdf+".value");
var submited = eval("document."+f.name+"."+field_submited+".value");
// only modifies name of the pdf, if it is not submited any time
if (submited == "n"){
// get listbox object
var listbox = eval("document."+f.name+"."+field_listbox);
// get the title of the selected item
var title = "";
for (var i=0;i<listbox.length;i++){
if (listbox.options[i].selected){
title = listbox.options[i].text;
break;
}
}
// convert string to lower case
title = title.toLowerCase();
// translate the title
title = TranslateString(title);
// replace all non alphanumeric character or underscore, to underscore ('_')
var not_word = /\W/g;
if (not_word.test(title))
title = title.replace(not_word,"_");
// replace multiple underscores consecutives to a single underscore
var mult_underscore = /[_]{2,}/g;
if (mult_underscore.test(title))
title = title.replace(mult_underscore,"_");
// trims underscores in the begin and in the end of the string
var not_trimed = /^([_]*)([a-zA-Z0-9]+)(\w*)([a-zA-Z0-9]+)([_]*)$/;
if (not_trimed.test(title))
title = title.replace(not_trimed,"$2$3$4");
// store the title normalized in the field with name of the pdf
eval("document."+f.name+"."+field_name_pdf+".value = '"+title+"'");
}
}
/**
* Translate string.
*
* @param string str initial string
* @return string str string translated
*/
function TranslateString(str){
// array with the characters replaces
var chars_replaces = {'á' : 'a', 'é' : 'e', 'í' : 'i', 'õ' : 'o', 'ù' : 'u', 'à' : 'a', 'â' : 'a', 'ê' : 'e',
'î' : 'i', 'ò' : 'o', 'ú' : 'u', 'ã' : 'a', 'ç' : 'c', 'ó' : 'o', 'û' : 'u', 'À' : 'A',
'È' : 'E', 'Ì' : 'I', 'Á' : 'A', 'É' : 'E', 'Õ' : 'O', 'Ù' : 'U', 'Â' : 'A', 'Ê' : 'E',
'Î' : 'I', 'Ò' : 'O', 'Ú' : 'U', 'Ã' : 'A', 'Ç' : 'C', 'Ó' : 'O', 'Û' : 'U', 'ñ' : 'n'};
for (var c in chars_replaces){ // for each pair (accentued character, substituition)
// replace accentued characters to its substituitions
str = str.replace(new RegExp(c,"g"),chars_replaces[c]);
}
return str;
}
/**
* Verify if the field is word.
*
* @param object field field to verify
* @param string descr description of the field
*/
function verify_word(field,descr){
// pattern to match not words
var not_word = /\W/;
// verify if the field has not word characters
if (not_word.test(field.value)){
alert(descr+" must be only have letters ([a-z]), numbers ([0-9]), and underscores ([_])");
field.value = "";
}
}
/**
* set ok.
*
* @param string formname name of the form
* @param string field_ok name of the field with the flag ok
*/
function setOk(formname,field_ok){
// set flag ok = y and step = step + 1
eval("document."+formname+"."+field_ok+".value = 'y'");
eval("document."+formname+".submit()");
}
/**
* Change the location of this window or frame and make reload.
*
* @param object windowname name of the window or frame
* @param string location location to redirect
*/
function ChangeLocation(windowname,location){
windowname.location = location;
}
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