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Write dom getBaseURI routine
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Toby White committed Mar 28, 2008
1 parent e7b4eef commit a11217a
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Showing 6 changed files with 196 additions and 2 deletions.
92 changes: 91 additions & 1 deletion dom/m_dom_dom.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,8 @@ module m_dom_dom
use fox_m_fsys_array_str, only: str_vs, vs_str, vs_str_alloc
use fox_m_fsys_format, only: operator(//)
use fox_m_fsys_string, only: toLower
use fox_m_utils_uri, only: URI, parseURI, destroyURI
use fox_m_utils_uri, only: URI, parseURI, destroyURI, isAbsoluteURI, &
rebaseURI, expressURI
use m_common_charset, only: checkChars, XML1_0, XML1_1
use m_common_element, only: element_t, get_element, attribute_t, &
attribute_has_default, get_attribute_declaration, get_attlist_size
Expand Down Expand Up @@ -317,6 +318,8 @@ module m_dom_dom
public :: setReadonlyNode
public :: getReadOnly

public :: getBaseURI



public :: item
Expand Down Expand Up @@ -4246,6 +4249,93 @@ subroutine setTextContent(arg, textContent, ex)
end select
end subroutine setTextContent

function getBaseURI(arg, ex)result(baseURI)
type(DOMException), intent(out), optional :: ex
type(Node), pointer :: arg
character(len=200) :: baseURI

type(Node), pointer :: el
type(URI), pointer :: URIref, URIbase, newURI

select case(getNodeType(arg))
case (ELEMENT_NODE)
el => arg
case (ATTRIBUTE_NODE)
if (getName(arg)=="xml:base") then
if (associated(getOwnerElement(arg))) then
el => getParentNode(getOwnerElement(arg))
else
el => null()
endif
else
el => getOwnerElement(arg)
endif
case (TEXT_NODE)
! then are we in an attribute or textContent?
el => getParentNode(arg)
do while (associated(el))
if (getNodeType(el)==ELEMENT_NODE) then
exit
elseif (getNodeType(el)==ATTRIBUTE_NODE) then
el => getOwnerElement(el)
exit
else
el => getParentNode(el)
endif
enddo
case (PROCESSING_INSTRUCTION_NODE)
! then are we in or out of element content?
el => getParentNode(arg)
do while (associated(el))
if (getNodeType(el)==ELEMENT_NODE) then
exit
elseif (getNodeType(el)==DOCUMENT_NODE) then
el => getOwnerElement(el)
exit
else
el => getParentNode(el)
endif
enddo
case default
el => null()
end select

URIref => parseURI("")

do while (associated(el))
select case (getNodeType(el))
case (ELEMENT_NODE)
if (hasAttribute(el, "xml:base")) then
URIbase => parseURI(getAttribute(el, "xml:base"))
newURI => rebaseURI(URIbase, URIref)
call destroyURI(URIbase)
call destroyURI(URIref)
URIref => newURI
if (isAbsoluteURI(URIref)) exit
endif
case (ENTITY_REFERENCE_NODE)
if (getSystemId(el)/="") then
URIbase => parseURI(getSystemId(el))
newURI => rebaseURI(URIbase, URIref)
call destroyURI(URIbase)
call destroyURI(URIref)
URIref => newURI
if (isAbsoluteURI(URIref)) exit
endif
case default
exit
end select
el => getParentNode(el)
end do

if (isAbsoluteURI(URIref)) then
baseURI = expressURI(URIref)
else
baseURI = ""
endif
call destroyURI(URIref)

end function getBaseURI

recursive function getNodePath(arg, ex)result(c)
type(DOMException), intent(out), optional :: ex
Expand Down
3 changes: 2 additions & 1 deletion dom/m_dom_dom.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,8 @@ dnl
use fox_m_fsys_array_str, only: str_vs, vs_str, vs_str_alloc
use fox_m_fsys_format, only: operator(//)
use fox_m_fsys_string, only: toLower
use fox_m_utils_uri, only: URI, parseURI, destroyURI
use fox_m_utils_uri, only: URI, parseURI, destroyURI, isAbsoluteURI, &
rebaseURI, expressURI
use m_common_charset, only: checkChars, XML1_0, XML1_1
use m_common_element, only: element_t, get_element, attribute_t, &
attribute_has_default, get_attribute_declaration, get_attlist_size
Expand Down
88 changes: 88 additions & 0 deletions dom/m_dom_node.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,8 @@ TOHW_m_dom_publics(`
public :: setReadonlyNode
public :: getReadOnly

public :: getBaseURI

')`'dnl
TOHW_m_dom_contents(`

Expand Down Expand Up @@ -1419,6 +1421,92 @@ TOHW_m_dom_treewalk(`
end select
end subroutine setTextContent

TOHW_function(getBaseURI, (arg), baseURI)
type(Node), pointer :: arg
character(len=200) :: baseURI

type(Node), pointer :: el
type(URI), pointer :: URIref, URIbase, newURI

select case(getNodeType(arg))
case (ELEMENT_NODE)
el => arg
case (ATTRIBUTE_NODE)
if (getName(arg)=="xml:base") then
if (associated(getOwnerElement(arg))) then
el => getParentNode(getOwnerElement(arg))
else
el => null()
endif
else
el => getOwnerElement(arg)
endif
case (TEXT_NODE)
! then are we in an attribute or textContent?
el => getParentNode(arg)
do while (associated(el))
if (getNodeType(el)==ELEMENT_NODE) then
exit
elseif (getNodeType(el)==ATTRIBUTE_NODE) then
el => getOwnerElement(el)
exit
else
el => getParentNode(el)
endif
enddo
case (PROCESSING_INSTRUCTION_NODE)
! then are we in or out of element content?
el => getParentNode(arg)
do while (associated(el))
if (getNodeType(el)==ELEMENT_NODE) then
exit
elseif (getNodeType(el)==DOCUMENT_NODE) then
el => getOwnerElement(el)
exit
else
el => getParentNode(el)
endif
enddo
case default
el => null()
end select

URIref => parseURI("")

do while (associated(el))
select case (getNodeType(el))
case (ELEMENT_NODE)
if (hasAttribute(el, "xml:base")) then
URIbase => parseURI(getAttribute(el, "xml:base"))
newURI => rebaseURI(URIbase, URIref)
call destroyURI(URIbase)
call destroyURI(URIref)
URIref => newURI
if (isAbsoluteURI(URIref)) exit
endif
case (ENTITY_REFERENCE_NODE)
if (getSystemId(el)/="") then
URIbase => parseURI(getSystemId(el))
newURI => rebaseURI(URIbase, URIref)
call destroyURI(URIbase)
call destroyURI(URIref)
URIref => newURI
if (isAbsoluteURI(URIref)) exit
endif
case default
exit
end select
el => getParentNode(el)
end do

if (isAbsoluteURI(URIref)) then
baseURI = expressURI(URIref)
else
baseURI = ""
endif
call destroyURI(URIref)

end function getBaseURI

recursive TOHW_function(getNodePath, (arg), c)
! recursive only for atts and text
Expand Down
2 changes: 2 additions & 0 deletions dom/m_dom_parse.f90
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Original file line number Diff line number Diff line change
Expand Up @@ -88,6 +88,8 @@ subroutine startElement_handler(URI, localname, name, attrs)
endif
endif

! FIXME if we add an xml:base attribute below it may need to be changed ...

do i = 1, getLength(attrs)
if (getParameter(domConfig, "namespaces")) then
attr => createAttributeNS(mainDoc, getURI(attrs, i), getQName(attrs, i))
Expand Down
2 changes: 2 additions & 0 deletions dom/m_dom_parse.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -92,6 +92,8 @@ contains
endif
endif

! FIXME if we add an xml:base attribute below it may need to be changed ...

do i = 1, getLength(attrs)
if (getParameter(domConfig, "namespaces")) then
attr => createAttributeNS(mainDoc, getURI(attrs, i), getQName(attrs, i))
Expand Down
11 changes: 11 additions & 0 deletions utils/fox_m_utils_uri.F90
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,7 @@ module fox_m_utils_uri
public :: URI
public :: parseURI
public :: expressURI
public :: isAbsoluteURI
public :: rebaseURI
public :: copyURI
public :: destroyURI
Expand Down Expand Up @@ -527,6 +528,16 @@ end subroutine produceResult
#endif
end function parseURI

function isAbsoluteURI(u) result(p)
type(URI), intent(in) :: u
logical :: p

p = associated(u%scheme).or.associated(u%authority)
if (.not.p.and.size(u%segments(1)%s)>0) then
p = u%segments(1)%s(1)=="/"
endif
end function isAbsoluteURI

function rebaseURI(u1, u2) result(u3)
type(URI), pointer :: u1, u2
type(URI), pointer :: u3
Expand Down

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