Small improvements to markdown in UI and metainfo browser.

gui/src/components/Markdown.js

@@ -257,28 +257,25 @@ function Markdown(props) {
     // - turn metainfo names into links into the metainfo
     let word = ''
     content = children.replace(/^ +/gm, '').split('').map((c, i) => {
-      if (c === '$') {
-        if (state[state.length - 1] === 'math') {
+      if (c === '`' || c === '$') {
+        if (state.peek === c) {
           state.pop()
         } else {
-          state.push('math')
-        }
-      } else if (c === '`' || c === '(' || c === ')') {
-        if (state[state.length - 1] === 'code') {
-          state.pop()
-        } else {
-          state.push('code')
-        }
-      } else {
-        if (state.peek === 'escape') {
-          state.pop()
+          state.push(c)
         }
       }
 
-      if (!state[state.length - 1] && c.match(/[a-zA-Z0-9_]/)) {
+      if (c === '[') {
+        state.push(c)
+      }
+      if (c === ']' && state.peek === '[') {
+        state.pop()
+      }
+
+      if (c.match(/[a-zA-Z0-9_]/)) {
         word += c
       } else {
-        if (word.match(/_/g)) {
+        if (state.length === 0 && (word.match(/_/g) || word.match(/[a-z]+[A-Z]/g)) && word.match(/^[a-zA-Z0-9_]+$/g) && c !== ']') {
           const path = metainfoPath(word)
           if (path) {
             word = `[\`${word}\`](/metainfo/${metainfoPath(word)})`

gui/src/components/archive/Browser.js

@@ -133,13 +133,12 @@ Browser.propTypes = ({
 export const laneContext = React.createContext()
 const useLaneStyles = makeStyles(theme => ({
   root: {
-    minWidth: 200,
-    maxWidth: 512,
+    width: 'min-content',
     borderRight: `solid 1px ${grey[500]}`,
-    display: 'block'
+    display: 'inline-block'
   },
   container: {
-    display: 'block',
+    display: 'inline-block',
     height: '100%',
     overflowY: 'scroll'
   },

gui/src/components/archive/metainfo.js

@@ -156,7 +156,7 @@ export function isReference(property) {
 export function path(nameOrDef) {
   let def
   if (typeof nameOrDef === 'string') {
-    def = defsByName[nameOrDef] && defsByName[nameOrDef].find(def => def.m_def !== 'SubSection')
+    def = defsByName[nameOrDef] && defsByName[nameOrDef].find(def => true)
   } else {
     def = nameOrDef
   }
@@ -165,6 +165,10 @@ export function path(nameOrDef) {
     return null
   }
 
+  if (def.m_def === 'SubSection') {
+    def = resolveRef(def.sub_section)
+  }
+
   if (def.m_def === 'Category') {
     return `${def._package.name.split('.')[0]}/category_definitions@${def._qualifiedName}`
   }

nomad/datamodel/metainfo/common_dft.py

@@ -1118,8 +1118,8 @@ class BasisSet(MSection):
     dependent to the simulated cell as a whole).
 
     Basis sets used in this section_single_configuration_calculation, belonging to either
-    class, are defined in the dedicated section: [section_basis_set_cell_dependent
-    ](section_basis_set_cell_dependent) or section_basis_set_atom_centered. The
+    class, are defined in the dedicated section: section_basis_set_cell_dependent or
+    section_basis_set_atom_centered. The
     correspondence between the basis sets listed in this section and the definition given
     in the dedicated sessions is given by the two concrete metadata:
     mapping_section_basis_set_cell_dependent and mapping_section_basis_set_atom_centered.
@@ -1961,9 +1961,8 @@ class FrameSequenceUserQuantity(MSection):
 
         Dedicated metadata monitored along a sequence of frames are created for the
         conserved energy-like quantity (frame_sequence_conserved_quantity), the kinetic
-        and potential energies ([frame_sequence_kinetic_energy and
-        frame_sequence_potential_energy](frame_sequence_kinetic_energy and
-        frame_sequence_potential_energy)), the instantaneous temperature
+        and potential energies (frame_sequence_kinetic_energy and
+        frame_sequence_potential_energy), the instantaneous temperature
         (frame_sequence_temperature) and the pressure (frame_sequence_pressure).
         ''',
         categories=[Unused],
@@ -3821,8 +3820,7 @@ class Run(MSection):
     '''
     Every section_run represents a single call of a program. What exactly is contained in
     a run depends on the run type (see for example section_method and
-    section_single_configuration_calculation) and the program (see [program_info
-    ](program_info)).
+    section_single_configuration_calculation) and the program (see ProgramInfo).
     '''
 
     m_def = Section(
@@ -7859,7 +7857,7 @@ class Topology(MSection):
         description='''
         A unique string idenfiying the force field defined in this section. Strategies to
         define it are discussed in the
-        [topology\\_force\\_field\\_name](https://gitlab.mpcdf.mpg.de/nomad-lab/nomad-meta-
+        [topology_force_field_name](https://gitlab.mpcdf.mpg.de/nomad-lab/nomad-meta-
         info/wikis/metainfo/topology-force-field-name).
         ''',
         a_legacy=LegacyDefinition(name='topology_force_field_name'))

nomad/metainfo/metainfo.py

@@ -796,7 +796,13 @@ class MSection(metaclass=MObjectMeta):  # TODO find a way to make this a subclas
             if isinstance(attr, Property):
                 attr.name = name
                 if attr.description is not None:
-                    attr.description = inspect.cleandoc(attr.description).strip()
+                    description = inspect.cleandoc(attr.description)
+                    description = description.strip()
+                    description = re.sub(
+                        r'\(https?://[^\)]*\)',
+                        lambda m: re.sub(r'\n', '', m.group(0)),
+                        description)
+                    attr.description = description
                     attr.__doc__ = attr.description
 
                 if isinstance(attr, Quantity):