Book Cover Creator for DNGO

bencagri(54)

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#utopian-io

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DNGO Book Cover Creator

This is a package for DNGO Book Cover Image Creator Task

Dngo books is Dngo’s first project that is specifically intended to incentivise people to collectively create multilingual audiobook archives – mainly to serve people with a visual impairment.

Read more on introduction post.

Package Usage;

To use this package, you need to install PHP GD library to server

First install package via composer;

composer require dngo-io/cover-creator

Sample code;

require ("vendor/autoload.php");


use DngoIO\CoverCreator\Generator;

$selectors = [
        'font-size' => 18,  //px
        'font-type' => __DIR__ . '../assets/Roboto-Regular.ttf', //path of ttf file on server
        'text-color' => [61,183,228],
        'left' => 0,
        'top' => 0,
        'background-url' => __DIR__ . '../assets/background.jpg' //path of the png
    ];


try {
    $generator = new Generator("My Text On Image", $selectors);
    $generator->generate();
}catch (\Exception $e) {
    echo $e->getMessage();
}

Available Selector Values

Name	Value	Description
font-size	integer	Font size in px. Only integer values
font-type	file	Font file on the server. Exact path and file name.
text-color	array	text color as RGB
left	integer	Margin Left value of text
top	integer	Margin Top value of text
background-url	file	Backgroun file on the server. Exact path and file name. Should be PNG or JPG

Availabile Config Values

the Generator class takes third parameter as configs.

Name	Value	Description
auto-center	bool	Enable text center on image
angle	integer	Angle of the text on image
header	string	default value of header when image generated. default is `Content-type: image/jpeg`

Error Handling

CoverCreator has 2 exceptions.
InvalidFileException is thrown when the background image is not ok.
InvalidTypeException is thrown when any of selector value is not valid.