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Thread: Search function using a single query

  1. #1
    Join Date
    Mar 2009
    Posts
    75

    Post Search function using a single query

    I have a form that pulls out all the data from database . I would like to search using a single query, currently i am using if condition which i have shown below its fetching all the data but i want to run the query based on selection. Pls can anyone help me
    Here is my form
    test.php
    <form method="post" action="search_action3.php" name="form3" >
    <table >
    <tr>
    <td valign="bottom">Size</td>
    <td ><select name="size" >
    <?php
    $result = mysql_query("SELECT DISTINCT size FROM jos_details order by size") or die(mysql_error());
    ?>
    <option value="">All</option>
    <?php
    while($row = mysql_fetch_array( $result )) {?>
    <Option value="<?php echo $row['size']; ?>"> <?php echo $row['size']; ?></option>
    <?php
    }
    ?>
    </select>
    </td>
    </tr>
    <td >GSM/MIC</td>
    <td ><select name="gsm" >
    <?php
    $Result1=mysql_query("select DISTINCT gsm from jos_details order by gsm ");

    ?>
    <option value=" ">All</option>
    <?php
    while($Row_Gsm = mysql_fetch_array($Result1))
    {
    ?>
    <Option value="<?php echo $Row_Gsm['gsm']; ?>"> <?php echo $Row_Gsm['gsm']; ?></option>
    <?php
    }
    ?>
    </select>
    </td>
    </tr>
    <tr>
    <td >Colour</td>
    <td ><select name="color" >
    <option value="">All</option>
    <?php

    $Result3 = mysql_query("SELECT DISTINCT color FROM jos_details order by color") or die(mysql_error());
    while($row3 = mysql_fetch_array( $Result3 )) {?>
    <Option value="<?php echo $row3['color']; ?>" > <?php echo $row3['color']; ?></option>
    <?php
    }
    ?>
    </select>
    </td>
    </tr>
    <tr>
    <td >Environmental<br /></td>
    <td ><select name="envi" >
    <option value="">All</option>
    <?php

    $Result4 = mysql_query("SELECT DISTINCT environmental FROM jos_details order by environmental") or die(mysql_error());
    while($row4 = mysql_fetch_array( $Result4 )) {?>
    <Option value="<?php echo $row4['environmental']; ?>" > <?php echo $row4['environmental']; ?></option>
    <?php
    }
    ?>
    </select>
    </td>
    </tr>
    <tr>
    <td colspan="2" align="center" ><input type="image" name="btn_submit2" id="btn_submit2" src="submitbutton.jpg">
    </td>
    </tr>
    </table>
    </form>


    search_action3.php

    <?php
    include "config.php";

    if(!$_REQUEST['btn_submit1'])
    {

    $Prod_Size = $_POST['size'];

    $Gsm = $_REQUEST['gsm'];

    $Color = $_REQUEST['color'];

    $Environment = $_REQUEST['envi'];

    if($Prod_Size)
    {
    $where = "and size='$Prod_Size'";
    }
    else
    {
    $where = "";
    }
    if($Gsm)
    {
    $where = "and gsm='$Gsm'";
    }
    else
    {
    $where = "";

    }

    if($Color)
    {
    $where = "and color='$Color'";
    }
    else
    {
    $where = "";

    }
    if($Environment)
    {
    $where = "and environmental='$Environment'";
    }
    else
    {
    $where = "";

    }

    $sql_Check = "select * from jos_details where 1=1 $where group by category_id,sub_category_id";

    $result_Check = mysql_query($sql_Check) or die(mysql_error());

    while($Row_Check = mysql_fetch_array($result_Check))
    {

    echo $Row_Check['size'];
    echo $Row_Check['gsm'];
    }
    }
    ?>

  2. #2
    Join Date
    Aug 2006
    Location
    Michigan
    Posts
    1,046
    Haven't tested this but something like this maybe:
    PHP Code:
    <form method="post" action="search_action3.php" name="form3">
        <table>
            <tr>
                <td valign="bottom">
                    Size
                </td>
                <td>
                    <select name="size">
                        <?php
                            $selectedSQL 
    "SELECT DISTINCT size FROM jos_details order by size";
                        
    ?>
                        <option value="">All</option>
                        <?php
                            
    echo displaySelected($selectedSQL);
                        
    ?>
                    </select>
                </td>
            </tr>
            <td>
                GSM/MIC
            </td>
            <td>
                <select name="gsm">
                    <?php
                        $selectedSQL 
    "select DISTINCT gsm from jos_details order by gsm ";
                    
    ?>
                    <option value=" ">All</option>
                    <?php
                        
    echo displaySelected($selectedSQL);
                    
    ?>
                </select>
            </td>
            </tr>
            <tr>
                <td>
                    Colour
                </td>
                <td>
                    <select name="color">
                        <option value="">All</option>
                        <?php
                            $selectedSQL 
    "SELECT DISTINCT color FROM jos_details order by color";
                            echo 
    displaySelected($selectedSQL);
                        
    ?>
                    </select>
                </td>
            </tr>
            <tr>
                <td>
                    Environmental
                    <br/>
                </td>
                <td>
                    <select name="envi">
                        <option value="">All</option>
                        <?php

                            $selectedSQL 
    "SELECT DISTINCT environmental FROM jos_details order by environmental";
                            echo 
    displaySelected($selectedSQL);
                        
    ?>
                    </select>
                </td>
            </tr>
            <tr>
                <td colspan="2" align="center">
                    <input type="image" name="btn_submit2" id="btn_submit2" src="submitbutton.jpg">
                </td>
            </tr>
        </table>
    </form> search_action3.php
    <?php
    include "config.php";

    if(!
    $_REQUEST['btn_submit1']) {
        
    $Prod_Size    $_POST['size'];
        
    $Gsm        $_REQUEST['gsm'];
        
    $Color        $_REQUEST['color'];
        
    $Environment$_REQUEST['envi'];

        if(
    $Prod_Size) {
            
    $where "and size='$Prod_Size'";
        } else {
            
    $where "";
        }
        
        if(
    $Gsm) {
            
    $where "and gsm='$Gsm'";
        } else {
            
    $where "";
        }
        
        if(
    $Color) {
            
    $where "and color='$Color'";
        } else {
            
    $where "";
        }
        
        if(
    $Environment) {
            
    $where "and environmental='$Environment'";
        } else {
            
    $where "";
        }
        
        
    $sql_Check "select * from jos_details where 1=1 $where group by category_id,sub_category_id";
        
    $result_Check mysql_query($sql_Check) or die(mysql_error());
        
        while(
    $Row_Check mysql_fetch_array($result_Check)) {
            echo 
    $Row_Check['size'];
            echo 
    $Row_Check['gsm'];
        }


    function 
    displaySelected($selectedSQL) {
        
    $html "";
        
    $counter 0;
        
    $result mysql_query($selectedSQL) or die("The website encountered a problem, sorry.");
        
        while(
    $row mysql_fetch_array($result)) {
            
    $html .= "<Option value='" $row[$counter] . "'> " $row[$counter] . "</option>" ;
            
    $counter++;
        }
        return 
    $html;
    }
    ?>

  3. #3
    Join Date
    Mar 2009
    Posts
    75
    thanks a lot it works fine

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