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File: examples/example.php

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  Classes of Stefan Gabos  >  PHP Forms Generation and Validation Class  >  examples/example.php  >  Download  
File: examples/example.php
Role: Example script
Content type: text/plain
Description: example script
Class: PHP Forms Generation and Validation Class
Generate and validate HTML forms
Author: By
Last change: fixed some bugs
Date: 7 years ago
Size: 10,864 bytes
 

Contents

Class file image Download
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
    <head>
        <title>PHP HTML Form Processor Class</title>
    </head>
    <body>
    <?php

        // create a custom function that compares a control's
        // submitted value with another value
        function valueCompare($controlValue, $valueToCompareTo)
        {

            // if values are not the same
            if ($controlValue != $valueToCompareTo) {

                // return false
                return false;

            }

            // return true if everything is ok
            return true;

        }

        // require the htmlform class
        require "../class.htmlform.php";

        // instantiate the class
        $form = new HTMLForm("form", "post");
        
        // specify the date to the datepicker class (a member of the Zebra PHP Framework)
        // if class is not found the execution will break when you try to instantiate a date control
        $form->datePickerPath = "../../datepicker/class.datepicker.php";

        // add a label control to the form, having the name and id attributes set to "label_name",
        // being attached to the control having the name and id attributes set to "name", and
        // having as caption the text "Your name"
        // in the template file, you'll be able to call this control's output by using {controls.label_name}
        $form->add("label", "label_name", "name", "Your name");

        // add a text box control to the form, having the name and id attributes set to "name"
        // notice the '&' - this is there in order for $obj to really point to the newly addded control in PHP4
        // in the template file, you'll be able to call this control's output by using {controls.name}
        $obj = & $form->add("text", "name");

        // make this control mandatory and in case of error, send the "Please enter your name" message to "e1" error block
        // in the template file, you'll be able to call the error messages sent to this error block by using {error.e1}
        // NOTE THAT YOU CAN SEND AS MANY ERROR MESSAGES AS YOU LIKE TO A SINGLE ERROR BLOCK. THERE'S NO NEED TO MAKE
        // ERROR BLOCKS FOR EACH CONTROL!
        $obj->setRule(array("mandatory"=>array("e1", "Please enter your name")));
        
        // add a custom validation rule
        $obj->setRule(array("custom"=>array("valueCompare", "admin", "e1", "Enter 'admin' as the name")));

        // add a label control to the form, having the name and id attributes set to "label_password",
        // being attached to the control having the name and id attributes set to "password", and
        // having as caption the text "Choose a password"
        // in the template file, you'll be able to call this control's output by using {controls.label_password}
        $form->add("label", "label_password", "password", "Choose a password");

        // add a password control to the form, having the name and id attributes set to "password"
        // notice the '&' - this is there in order for $obj to really point to the newly addded control in PHP4
        // in the template file, you'll be able to call this control's output by using {controls.password}
        $pwd = & $form->add("password", "password");

        // make this control mandatory and, in case of error, send the "Password is required" message to "e2" error block
        // in the template file, you'll be able to call the error messages sent to this error block by using {error.e2}
        // NOTE THAT YOU CAN SEND AS MANY ERROR MESSAGES AS YOU LIKE TO A SINGLE ERROR BLOCK. THERE'S NO NEED TO MAKE
        // ERROR BLOCKS FOR EACH CONTROL!
        $pwd->setRule(array("mandatory"=>array("e2", "Password is required")));

        // also, make the minimum allowed length for the password to be 6 characters and, in case of error, send the
        // "The minimum length for passwords is 6 characters" message to "e2" error block
        $pwd->setRule(array("minlength"=>array("6", "e2", "The minimum length for passwords is 6 characters")));

        // add a label control to the form, having the name and id attributes set to "label_confirm_password",
        // being attached to the control having the name and id attributes set to "confirm", and
        // having as caption the text "Confirm password"
        // in the template file, you'll be able to call this control's output by using {controls.label_confirm_password}
        $form->add("label", "label_confirm_password", "password", "Confirm password");
        
        // add a password control to the form, having the name and id attributes set to "confirm"
        // notice the '&' - this is there in order for $obj to really point to the newly addded control in PHP4
        // in the template file, you'll be able to call this control's output by using {controls.confirm}
        $obj = & $form->add("password", "confirm");
        
        // set a rule for this control - it's value must be equal to the value entered in the 'password' field and, in case of error
        // send the "Password not confirmed correctly" message to "e2" error block
        // NOTE THAT WE'RE SENDING THE MESSAGE TO AN ERROR BLOCK THAT MIGHT ALREADY CONTAIN ERROR MESSAGES!
        $obj->setRule(array("compare"=>array("password", "e2", "Password not confirmed correctly!")));

        // add a label control to the form, having the name and id attributes set to "label_age",
        // being attached to the control having the name and id attributes set to "age", and
        // having as caption the text "Your age"
        // in the template file, you'll be able to call this control's output by using {controls.label_age}
        $form->add("label", "label_age", "age", "Your age");

        // add a select control, having the name and id attributes set to "age"
        // notice the '&' - this is there in order for $obj to really point to the newly addded control in PHP4
        // in the template file, you'll be able to call this control's output by using {controls.age}
        $obj = & $form->add("select", "age");

        // add some options to the select control
        // NOTE THAT, IF THE "MULTIPLE" ATTRIBUTE IS NOT SET, THE FIRST OPTION WILL BE ALWAYS CONSIDERED AS THE
        // "NOTHING IS SELECTED" STATE OF THE CONTROL!
        $obj->addOptions(array("- select -", "Between 0 an 30", "Between 30 and 60", "Older than 60"));

        // make this control mandatory and, in case of error, send the "Password is required" message to "e2" error block
        // in the template file, you'll be able to call the error messages sent to this error block by using {error.e3}
        // NOTE THAT YOU CAN SEND AS MANY ERROR MESSAGES AS YOU LIKE TO A SINGLE ERROR BLOCK. THERE'S NO NEED TO MAKE
        // ERROR BLOCKS FOR EACH CONTROL!
        $obj->setRule(array("mandatory"=>array("e3", "Please specify your age")));

        // add a label control to the form, having the name and id attributes set to "label_option",
        // being attached to the control having the name and id attributes set to "option", and
        // having as caption the text "Select an option"
        // in the template file, you'll be able to call this control's output by using {controls.label_option}
        $form->add("label", "label_option", "option", "Select an option");

        // add a select control, having the name attribute set to "option[]" and the id attributes set to "option",
        // no default value, and some HTML attributes set like "multiple", "size" and "style"
        // notice the '&' - this is there in order for $obj to really point to the newly addded control in PHP4
        // also note the '[]' at the end of the name in order to be able to submit selected options as an array
        // also note that the id attribute will be name of the control with the '[]' stripped and therefore
        // in the template file, you'll be able to call this control's output by using {controls.option}
        $obj = & $form->add("select", "option[]", "", array("multiple"=>"multiple", "size"=>3, "style"=>"height:60px"));

        // add some options to the select control
        $obj->addOptions(array("I like this PHP class", "I don't like this PHP class", "What's PHP?"));

        // make this control mandatory and, in case of error, send the "Please select an option" message to "e4" error block
        // in the template file, you'll be able to call the error messages sent to this error block by using {error.e4}
        // NOTE THAT YOU CAN SEND AS MANY ERROR MESSAGES AS YOU LIKE TO A SINGLE ERROR BLOCK. THERE'S NO NEED TO MAKE
        // ERROR BLOCKS FOR EACH CONTROL!
        $obj->setRule(array("mandatory"=>array("e4", "Please select an option")));


        // add a label control to the form, having the name and id attributes set to "label_date",
        // being attached to the control having the name and id attributes set to "date", and
        // having as caption the text "What date is today?"
        // in the template file, you'll be able to call this control's output by using {controls.label_date}
        $form->add("label", "label_date", "date", "What date is today?");

        // add a date control, having the name and id attributes set to "date"
        // notice the '&' - this is there in order for $obj to really point to the newly addded control in PHP4
        // in the template file, you'll be able to call this control's output by using {controls.date}
        $obj = & $form->add("date", "date");

        // set some properties of the date picker
        $obj->datePicker->preselectedDate = mktime(0, 0, 0, date("m"), date("d"), date("Y"));
        $obj->datePicker->dateFormat = "d M Y";

        // make this control mandatory and, in case of error, send the "Please select a date" message to "e5" error block
        // in the template file, you'll be able to call the error messages sent to this error block by using {error.e5}
        // NOTE THAT YOU CAN SEND AS MANY ERROR MESSAGES AS YOU LIKE TO A SINGLE ERROR BLOCK. THERE'S NO NEED TO MAKE
        // ERROR BLOCKS FOR EACH CONTROL!
        $obj->setRule(array("mandatory"=>array("e5", "Please select a date")));

        // place a submit button
        $form->add("submit", "submit", "Submit");
        
        $form->add("file", "file");

        // validate the form
        if ($form->validate()) {
        
            // code if form is valid
            print_r("Form is valid. Redirect or whatever...");

        }
        
        // display the form with the specified template
        $form->render("example.xtpl");

    ?>
    </body>
</html>