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Wappler documentation

Server Connect action reference

Choose an action family to look up inputs, outputs, examples and server-model differences.

Core Actions (23)
Break — ReferenceExit the current Repeat or While loop.View guideComment — ReferenceAdd an editorial note inside the server workflow.View guideCondition — ReferenceExecute one branch after evaluating a server expression.View guideConsume Rate Limiter — ReferenceCharge a request against the selected rate budget. Node.js only.View guideEnd — ReferenceSend the action’s accumulated output and end the response.View guideExec Action — ReferenceCall a reusable action from the Server Connect Library and obtain its declared outputs.View guideGenerate CSRF Token — ReferenceObtain the current session’s CSRF token. Node.js only.View guideGroup — ReferenceOrganize nested steps and optionally collect their outputs under a name.View guideInclude Action — ReferenceExecute an included module workflow in the surrounding action context.View guideParallel — ReferenceStart independent server steps concurrently and await their results. Node.js only.View guideRedirect — ReferenceSend an HTTP redirect to another URL and end this response.View guideRemove Cookie — ReferenceExpire a named browser cookie through the server response.View guideRemove Session — ReferenceRemove a named value from the current server session.View guideRepeat — ReferenceExecute nested server steps once for each record and collect per-iteration outputs.View guideResponse — ReferenceSend a specific HTTP response body and status.View guideSelect — ReferenceRun the first matching case for one evaluated expression.View guideSet Cookie — ReferenceSend a cookie value to the browser through the server response.View guideSet Session — ReferenceStore a value in this visitor’s server session.View guideSet Value — ReferenceEvaluate a value and make it available to later server steps.View guideThrow Error — ReferenceRaise an exception that stops normal execution or is handled by Try/Catch.View guideTry/Catch — ReferenceHandle exceptions from a nested server workflow.View guideWait — ReferencePause this action before continuing with its next step. Node.js only.View guideWhile — ReferenceRepeat nested steps while a server expression remains truthy.View guide
Image Processor (21)
Blur Effect — ReferenceApply the supplied blur filter to the loaded image.View guideCover Fit Image — ReferenceFill a target width and height proportionally, cropping excess image area.View guideCrop Image — ReferenceExtract a rectangle from a loaded image.View guideEdge Detect Effect — ReferenceEmphasize pixel intensity changes with the supplied edge filter.View guideEmboss Effect — ReferenceApply the supplied relief-style image filter.View guideFlip Image — ReferenceMirror the loaded image horizontally, vertically or both.View guideGet Image Size — ReferenceRead the pixel dimensions of a server image file.View guideGrayscale Effect — ReferenceRemove color from the loaded image using the backend’s grayscale conversion.View guideInvert Effect — ReferenceInvert the loaded image’s color values.View guideLoad Image — ReferenceLoad a server image into a named processing instance.View guideMean Removal Effect — ReferenceEmphasize local detail with the supplied mean-removal convolution.View guideResize Image — ReferenceChange a loaded image’s dimensions, optionally retaining its aspect ratio.View guideRotate Image Left — ReferenceRotate the loaded image 90 degrees counterclockwise.View guideRotate Image Right — ReferenceRotate the loaded image 90 degrees clockwise.View guideSave Image — ReferenceWrite the current processing instance to a server folder.View guideSepia Effect — ReferenceApply the backend’s warm sepia-style color treatment.View guideSharpen Effect — ReferenceApply a fixed sharpening filter to the loaded image.View guideSmooth Effect — ReferenceApply a fixed smoothing filter to the loaded image.View guideText to Image — ReferenceRender text onto a loaded image using the configured font.View guideTiled Image — ReferenceRepeat an overlay image as tiles over the loaded image.View guideWatermark Image — ReferencePlace another image over the loaded processing image.View guide
Data Management (18)
Add All in Array List — ReferenceAppend each item from another array.View guideAdd in Array List — ReferenceAppend one item to an existing mutable list.View guideArray List Contains — ReferenceReturn whether a matching value exists.View guideArray List IndexOf — ReferenceReturn the index of the first matching value, or -1.View guideArray List is Empty — ReferenceReturn true when the list has no items.View guideArray List Size — ReferenceReturn the current number of items in an existing list.View guideClear Array List — ReferenceRemove every item while keeping the named list available.View guideCreate Array List — ReferenceCreate a mutable list for the current server request/action.View guideExport CSV File — ReferenceWrite a non-empty collection of records to a server CSV file.View guideExport XML File — ReferenceWrite a flat collection as repeated XML elements in a server file.View guideGet Array List Index — ReferenceRead one item by its zero-based position.View guideGet Array List Value — ReferenceRead the current contents of an existing mutable list.View guideImport CSV File — ReferenceRead a server CSV file into a collection of records.View guideImport XML File (PHP) — ReferenceRead repeated child elements from an XML file using the PHP implementation.View guideRemove Array List At Index — ReferenceRemove one item at its position and shift subsequent items.View guideRemove Array List Item — ReferenceRemove the first matching value from a list.View guideSet Array List Index — ReferenceReplace the item at a selected position.View guideSort Array List — ReferenceSort the list in place by its values or one item property.View guide
File Management (15)
Create Folder — ReferenceEnsure that a server folder exists, including missing parents.View guideEmpty Folder — ReferenceRemove the contents of a server folder while leaving the folder available.View guideFile Copy — ReferenceCopy a server file into another folder and return the actual destination path.View guideFile Download — ReferenceSend a server file as the HTTP download response.View guideFile Move — ReferenceMove a server file into another folder and return its actual destination path.View guideFile Remove — ReferenceDelete one server file.View guideFile Rename — ReferenceRename a server file in its current directory using a filename template.View guideFile Upload — ReferenceMove received multipart file data into a configured server folder.View guideFile/Folder Statistics — ReferenceRead metadata for one server file or directory.View guideFolder List — ReferenceRead entries in a server folder with optional type, extension and hidden-file filters.View guideIf File Exists — ReferenceCheck whether a path identifies a file and run the matching branch.View guideIf Folder Exists — ReferenceCheck whether a path identifies a directory and run the matching branch.View guideRemove Folder — ReferenceRemove a server folder and its contents.View guideSummernote Upload File Template — ReferenceInsert the upload and URL-response scaffold used by a Summernote file upload.View guideSummernote Upload Image Template — ReferenceInsert an upload, image-processing and URL-response scaffold.View guide
S3 Connector (14)

Database Actions

Sockets

Cryptographic

Security Provider

Zip Processor

Data Transformations

Security

Mailer

OAuth2 Connector

Other action families