RSS 1.0 Validator
In pattern Namespace Checking:
Element
is from an unknown namespace. Please ensure that the namespace declarations are correct.
In pattern Core Structural Validation:
You must provide a channel definition for this RSS file
In pattern Core Structural Validation:
You must provide at least one item
In pattern Core Structural Validation:
You should only include at most 15 items within a single RSS file
In pattern Core Structural Validation:
There can only be at most one image within a channel
In pattern Core Structural Validation:
There can only be at most one textinput within a channel
In pattern Core Structural Validation:
A channel element can only occur within an RDF element
In pattern Core Structural Validation:
A channel must have a title
In pattern Core Structural Validation:
A channel must have a link
In pattern Core Structural Validation:
A channel must have a description
In pattern Core Structural Validation:
A channel must have an about attribute
In pattern Core Structural Validation:
A channel must list the items it contains within a items element
In pattern Core Structural Validation:
There can only be at most one image within a channel
In pattern Core Structural Validation:
There can only be at most one textinput within a channel
In pattern Core Structural Validation:
The value of a channel rdf:about attribute must be unique
In pattern Core Structural Validation:
An item element can only occur within an RDF element
In pattern Core Structural Validation:
Items must have a title
In pattern Core Structural Validation:
Items must have a link
In pattern Core Structural Validation:
There can only be at most one description per item
In pattern Core Structural Validation:
Items must have an about attribute
In pattern Core Structural Validation:
The value of a item rdf:about attribute must be unique
In pattern Core Structural Validation:
An items element must define a sequence of items.
In pattern Core Structural Validation:
Only 15 items may be defined within an items sequence
In pattern Core Structural Validation:
There must be at least one item with an items sequence
In pattern Core Structural Validation:
Images defined within a channel must have an rdf:resource attribute
In pattern Core Structural Validation:
Textinputs defined within a channel must have an rdf:resource attribute
In pattern Core Structural Validation:
An image element can only occur within an RDF element
In pattern Core Structural Validation:
Images must have titles. The title is used for the ALT text of the image.
In pattern Core Structural Validation:
An image requires a url
In pattern Core Structural Validation:
An image requires a link
In pattern Core Structural Validation:
Images must have an about attribute
In pattern Core Structural Validation:
The value of a image rdf:about attribute must be unique
In pattern Core Structural Validation:
If possible, the value of an items rdf:about attribute should be the same as its url
In pattern Core Structural Validation:
A textinput element can only occur within a
In pattern Core Structural Validation:
A textinput must have a title. It is used to label the submit button for the field
In pattern Core Structural Validation:
A textinput must have a name. It is used to identify the input element in the form
In pattern Core Structural Validation:
A textinput must have a link. It is used to identify the target to which the form is sent
In pattern Core Structural Validation:
A textinput element must have a description
In pattern Core Structural Validation:
Images should have an about attribute
In pattern Core Structural Validation:
The value of a textinput rdf:about attribute must be unique
In pattern Core Structural Validation:
If possible, the value of a textinputs rdf:about attribute should be the same as its link
In pattern Core Structural Validation:
A
element can only be contained with a channel, image, item or textinput element.
In pattern Core Structural Validation:
A
element cannot contain sub-elements, remove any additional markup
In pattern Core Structural Validation:
A
element can only be contained with a channel, or textinput element.
In pattern Core Structural Validation:
A
element cannot contain sub-elements, remove any additional markup
In pattern Core Structural Validation:
A name element can only be contained within a textinput element
In pattern Core Structural Validation:
A
element cannot contain sub-elements, remove any additional markup
In pattern Core Structural Validation:
A url element can only be contained within an image element
In pattern Core Structural Validation:
A
element cannot contain sub-elements, remove any additional markup
In pattern Core Content Validation:
Channel, image and item links can only contain http, https, and ftp urls
In pattern Core Content Validation:
Textinput links can only contain http, https, ftp and mailto urls
In pattern Core Content Validation:
Images can only be referenced through http, https or ftp urls.
In pattern Suggested Field Lengths:
The suggested length for link urls is between 1-500 characters
In pattern Suggested Field Lengths:
The suggested length for channel titles is between 1-40 characters
In pattern Suggested Field Lengths:
The suggested length for channel titles is between 1-100 characters
In pattern Suggested Field Lengths:
The suggested length for channel descriptions is between 1-500 characters in length
In pattern Suggested Field Lengths:
The suggested length for item descriptions is between 1-500 characters in length
In pattern Suggested Field Lengths:
The suggested length for textinput descriptions is between 1-100 characters in length
In pattern Suggested Field Lengths:
The suggested length for textinput names is between 1-500 characters in length
In pattern Suggested Field Lengths:
The suggested length for image urls is between 1-500 characters in length
In pattern RSS091 Module Structural Validation:
elements must only occur within a channel element
In pattern RSS091 Module Structural Validation:
elements must only occur within a channel element
In pattern RSS091 Module Structural Validation:
elements must have an rdf:parseType attribute with the value 'Literal'
In pattern RSS091 Module Structural Validation:
The
element must contain at least one hour element
In pattern RSS091 Module Structural Validation:
There is a limit of 24 hour elements within a
element
In pattern RSS091 Module Structural Validation:
elements must only occur within a channel element
In pattern RSS091 Module Structural Validation:
elements must have an rdf:parseType attribute with the value 'Literal'
In pattern RSS091 Module Structural Validation:
The
element must contain at least one day element
In pattern RSS091 Module Structural Validation:
There is a limit of 7 day elements within a
element
In pattern RSS091 Module Structural Validation:
elements can only occur in skipHours elements
In pattern RSS091 Module Structural Validation:
elements can only occur in skipHours elements
In pattern RSS091 Module Structural Validation:
elements can only occur within images.
In pattern RSS091 Module Structural Validation:
elements can only occur within items or images
In pattern RSS091 Module Content Validation:
Days should be listed as Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday
In pattern RSS091 Module Content Validation:
Hour values should be in the range 0-23
In pattern RSS091 Module Content Validation:
You must specify a valid language code within a language element
In pattern RSS091 Module Content Validation:
Invalid language code
In pattern RSS091 Module Content Validation:
Width elements should not be empty
In pattern RSS091 Module Content Validation:
Height elements should not be empty
In pattern DC Module Structural Validation:
elements can only occur with channel or items
In pattern DC Module Structural Validation:
elements can only occur with channel or items
In pattern DC Module Structural Validation:
elements can only occur with channel or items
In pattern DC Module Structural Validation:
elements can only occur with channel or items