From any open API Piwigo gallery, swiftly include your photos in Posts/Pages and/or add randomized thumbnails and menus in your sidebar.

Noted That:

To install correctly this piwigopress.zip.
Fisrt Download the piwigopress.zip to your computer
Extract/Open piwigopress.zip to Your Computer.
Then, Find readme.txt file inside piwigopress.zip and Open readme.txt.
Now, Read the Requirements of this plugin. Which Wordpress Version and PHP Version are required to run this Plugin in Your Wordpress Site.
Then, Follow the the Tips Below.

Start the Tips:

1. First Download "piwigopress.zip" Plugin to your Local Computer. (Click Download)

2. Then, Login to your "yourdomain.com/wp-admin" Dashboard.

3. Then, Click on "Plugins" + "Add New" from left sidemenu of Dashboard.

4. Now, Click on "Upload Plugin" button.

5. Now, Browse "piwigopress.zip" Downloaded plugin from your computer, Where you downloaded piwigopress.zip According to Step – 1 Above then, click on "Install Now"

6. Now, Click on "Active Plugin"

7. Then, See left sidemenu. "PiwigoPress" folder is added on left sidemenu. Now, Click on "PiwigoPress" folder.

Noted that: If you do not see "PiwigoPress" folder on left sidemenu then, see at left sidemenu "Settings" or "Tools".

8. Now you configure yourself oR Watch video tutorial below about PiwigoPress Configurtions and Settings or How to work "PiwigoPress" in your WordPress site.

After Activated Plugin According to Step-6 then,

Go to "Plugins" + "Installed Plugin" from Wordpress Admin Panel Leftside Menu.
or Direct go to: https://yourdomain/wp-admin/plugins.php
Then, Find "PiwigoPress" Activated Plugin from Plugin List.
Then, Click on "Settings" from Plugin that is PiwigoPress
Now, Edit/Add/Config the setting and Click on "Save Changes" button,

Guide

Guide
How to install manually PiwigoPress and get it working ? (automatic installation is working perfectly). Upload `PiwigoPress` complete folder to the `/wp-content/plugins/` directory Activate the plugin through the ‘Plugins’ menu in WordPress Access to Widgets, draw PiwigoPress to the sidebar you want or create/update a post/page and click on the PP icon above the editor area. Don’t forget that any gallery URL is the folder address (ending with a slash (“/”) where is ws.php is available. The selected gallery Webservices have to be opened, and some public pictures have to be available (and unlocked). Explanation of Plugin Widget data fields. Title: To use in the sidebar Local directory (if local): Piwigo installation directory (on the same website) (or) External gallery URL: URL to the gallery (if not local) Square, Thumbnail, XXS – tiny,… : see you Piwigo configuration [Photo sizes] admin page Orientation criteria : Any, portrait, landscape Link type: Where to open photos on clicks Sort order: select photos according to these criteria – by default descending (most recent for dates) Ascending order: if one want ascending order Number of pictures (0=none): Number of thumbnails to get Optional parameters Album id (0=all): Pictures from a specific Piwigo album or from all Since X months (0=all): Age of posted picture Pre and post-code: raw html code that is added just before the images CSS DIV class: For your blog design CSS IMG class: For your blog design Album menu: Includes all links related to Piwigo albums All below selectable option are special Piwigo links to include: Most visited Best rated Most commented (need a plugin in the client gallery) Random Recent pics Calendar Keywords Comments Explanation of Plugin Shortcode attributes. id: (required) Photo Numeric identifier. It’s also possible to specify several ids for one shortcode, e.g.: id=’2,5-7,4? url: (mandadory for first usage in a post or to change to another) domaine or domaine/piwigo-folder size: (default size=’la’) 2 letters as sq(Square), (th)Thumbnail, (2s)XXS – tiny, (xs)XS – extra small, (sm)S – small, (me)M – medium, (la)L – large, (xl)XL – extra large,(xx)XXL – huge : see you Piwigo configuration [Photo sizes] admin page class : (optional) additional CSS class selectors at DIV tag level (e.g. class=”img-drop-cap img-shadow left”) style: (optional) any additional CSS rules at DIV tag level (e.g. style=”background-color: rgba(16, 64, 192, 0.05);”) name: (0,1,auto) (0 by default) add the photo name in a blockquote from name field: 0 disables, 1 enables, ‘auto’ tries to show only names that do not look like auto-generated names (group of character followed by group of digits with optional picture extension coinciding with file name) desc: (0,1) (0 by default) add the photo description in a blockquote from description field in the Edit photo [Properties] admin page if there is a filled description there lnktype: (string, default lnktype=’picture’) ‘none’ : no link, ‘picture’ : link to picture.php, ‘album’ : link to index.php/category, ‘albumpicture’ : link to picture.php within the album opntype: (string, default opntype=’_blank’) ‘_blank’: open link in new window or tab, ‘_self’: open link in same window/tab “style” is not used by the Shortcode generator

How to install manually PiwigoPress and get it working ? (automatic
installation is working perfectly).

Upload PiwigoPress complete folder to the /wp-content/plugins/ directory
Activate the plugin through the ‘Plugins’ menu in WordPress
Access to Widgets, draw PiwigoPress to the sidebar you want or create/update a post/page and click on the PP icon above the editor area.
Don’t forget that any gallery URL is the folder address (ending with a slash (“/”) where is ws.php is available.
The selected gallery Webservices have to be opened, and some public pictures have to be available (and unlocked).

Explanation of Plugin Widget data fields.

Title: To use in the sidebar
Local directory (if local): Piwigo installation directory (on the same website)
(or) External gallery URL: URL to the gallery (if not local)
Square, Thumbnail, XXS – tiny,… : see you Piwigo configuration [Photo sizes] admin page
Orientation criteria : Any, portrait, landscape
Link type: Where to open photos on clicks
Sort order: select photos according to these criteria – by default descending (most recent for dates)
Ascending order: if one want ascending order
Number of pictures (0=none): Number of thumbnails to get

Optional parameters

Album id (0=all): Pictures from a specific Piwigo album or from all
Since X months (0=all): Age of posted picture
Pre and post-code: raw html code that is added just before the images
CSS DIV class: For your blog design
CSS IMG class: For your blog design
Album menu: Includes all links related to Piwigo albums

All below selectable option are special Piwigo links to include:

Most visited
Best rated
Most commented (need a plugin in the client gallery)
Random
Recent pics
Calendar
Keywords
Comments

Explanation of Plugin Shortcode attributes.

id: (required) Photo Numeric identifier. It’s also possible to specify several ids for one shortcode, e.g.: id=’2,5-7,4?
url: (mandadory for first usage in a post or to change to another) domaine or domaine/piwigo-folder
size: (default size=’la’) 2 letters as sq(Square), (th)Thumbnail, (2s)XXS – tiny, (xs)XS – extra small, (sm)S – small,
(me)M – medium, (la)L – large, (xl)XL – extra large,(xx)XXL – huge : see you Piwigo configuration [Photo sizes] admin page
class : (optional) additional CSS class selectors at DIV tag level (e.g. class=”img-drop-cap img-shadow left”)
style: (optional) any additional CSS rules at DIV tag level (e.g. style=”background-color: rgba(16, 64, 192, 0.05);”)
name: (0,1,auto) (0 by default) add the photo name in a blockquote from name field: 0 disables, 1 enables, ‘auto’ tries to show only names that do not look like auto-generated names (group of character followed by group of digits with optional picture extension coinciding with file name)
desc: (0,1) (0 by default) add the photo description in a blockquote from description field
in the Edit photo [Properties] admin page if there is a filled description there
lnktype: (string, default lnktype=’picture’) ‘none’ : no link, ‘picture’ : link to picture.php, ‘album’ : link to index.php/category, ‘albumpicture’ : link to picture.php within the album
opntype: (string, default opntype=’_blank’) ‘_blank’: open link in new window or tab, ‘_self’: open link in same window/tab

“style” is not used by the Shortcode generator

your, andor, randomized, thumbnails, sidebar, menus, inpostspages, photos, piwigo, gallery,

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Reffered: https://wordpress.org/